Finding the Fourth Proportional to 116,959,018.10, 161,397,050.61 and 64,025,485.70

Step by Step Solution

1. Step 1: Write the proportion equation
   116,959,018.10 : 161,397,050.61 = 64,025,485.70 : x
2. Step 2: Convert to fraction form
   116,959,018.10/161,397,050.61 = 64,025,485.70/x
3. Step 3: Cross multiply
   116,959,018.10x = 161,397,050.61 × 64,025,485.70
4. Step 4: Simplify right side
   116,959,018.10x = 10,333,524,555,045,746
5. Step 5: Solve for x
   x = 10,333,524,555,045,746/116,959,018.10
6. Step 6: Final answer
   x = 88,351,669.87