Finding the Fourth Proportional to 116,561,490.39, 160,852,301.01 and 63,636,389.28

Step by Step Solution

1. Step 1: Write the proportion equation
   116,561,490.39 : 160,852,301.01 = 63,636,389.28 : x
2. Step 2: Convert to fraction form
   116,561,490.39/160,852,301.01 = 63,636,389.28/x
3. Step 3: Cross multiply
   116,561,490.39x = 160,852,301.01 × 63,636,389.28
4. Step 4: Simplify right side
   116,561,490.39x = 10,236,059,643,656,096
5. Step 5: Solve for x
   x = 10,236,059,643,656,096/116,561,490.39
6. Step 6: Final answer
   x = 87,816,821.91