Finding the Fourth Proportional to 852,103,544,109.12, 1,175,888,358,020.50 and 461,466,942,078.72

Step by Step Solution

1. Step 1: Write the proportion equation
   852,103,544,109.12 : 1,175,888,358,020.50 = 461,466,942,078.72 : x
2. Step 2: Convert to fraction form
   852,103,544,109.12/1,175,888,358,020.50 = 461,466,942,078.72/x
3. Step 3: Cross multiply
   852,103,544,109.12x = 1,175,888,358,020.50 × 461,466,942,078.72
4. Step 4: Simplify right side
   852,103,544,109.12x = 542,633,604,801,687,231,397,888
5. Step 5: Solve for x
   x = 542,633,604,801,687,231,397,888/852,103,544,109.12
6. Step 6: Final answer
   x = 636,816,509,628.55