Finding the Fourth Proportional to 116,464,376.91, 160,719,731.77 and 64,253,834.31

Step by Step Solution

1. Step 1: Write the proportion equation
   116,464,376.91 : 160,719,731.77 = 64,253,834.31 : x
2. Step 2: Convert to fraction form
   116,464,376.91/160,719,731.77 = 64,253,834.31/x
3. Step 3: Cross multiply
   116,464,376.91x = 160,719,731.77 × 64,253,834.31
4. Step 4: Simplify right side
   116,464,376.91x = 10,326,859,016,059,442
5. Step 5: Solve for x
   x = 10,326,859,016,059,442/116,464,376.91
6. Step 6: Final answer
   x = 88,669,679.86