Finding the Fourth Proportional to 1,404,860,608,725.10, 1,938,725,272,215.40 and 763,302,992,791.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,404,860,608,725.10 : 1,938,725,272,215.40 = 763,302,992,791.68 : x
2. Step 2: Convert to fraction form
   1,404,860,608,725.10/1,938,725,272,215.40 = 763,302,992,791.68/x
3. Step 3: Cross multiply
   1,404,860,608,725.10x = 1,938,725,272,215.40 × 763,302,992,791.68
4. Step 4: Simplify right side
   1,404,860,608,725.10x = 1,479,834,802,482,879,280,447,488
5. Step 5: Solve for x
   x = 1,479,834,802,482,879,280,447,488/1,404,860,608,725.10
6. Step 6: Final answer
   x = 1,053,367,710,143.01