Finding the Fourth Proportional to 1,517,083,096.50, 2,275,625,530.49 and 426,566,164.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,517,083,096.50 : 2,275,625,530.49 = 426,566,164.50 : x
2. Step 2: Convert to fraction form
   1,517,083,096.50/2,275,625,530.49 = 426,566,164.50/x
3. Step 3: Cross multiply
   1,517,083,096.50x = 2,275,625,530.49 × 426,566,164.50
4. Step 4: Simplify right side
   1,517,083,096.50x = 970,704,854,377,264,384
5. Step 5: Solve for x
   x = 970,704,854,377,264,384/1,517,083,096.50
6. Step 6: Final answer
   x = 639,849,495.80