Finding the Fourth Proportional to 113,413,554, 156,511,491.84 and 64,520,982

Step by Step Solution

1. Step 1: Write the proportion equation
   113,413,554 : 156,511,491.84 = 64,520,982 : x
2. Step 2: Convert to fraction form
   113,413,554/156,511,491.84 = 64,520,982/x
3. Step 3: Cross multiply
   113,413,554x = 156,511,491.84 × 64,520,982
4. Step 4: Simplify right side
   113,413,554x = 10,098,275,147,801,788
5. Step 5: Solve for x
   x = 10,098,275,147,801,788/113,413,554
6. Step 6: Final answer
   x = 89,039,403.07