Finding the Fourth Proportional to 116,271,632.86, 160,454,780.28 and 64,060,668.04

Step by Step Solution

1. Step 1: Write the proportion equation
   116,271,632.86 : 160,454,780.28 = 64,060,668.04 : x
2. Step 2: Convert to fraction form
   116,271,632.86/160,454,780.28 = 64,060,668.04/x
3. Step 3: Cross multiply
   116,271,632.86x = 160,454,780.28 × 64,060,668.04
4. Step 4: Simplify right side
   116,271,632.86x = 10,278,840,414,948,218
5. Step 5: Solve for x
   x = 10,278,840,414,948,218/116,271,632.86
6. Step 6: Final answer
   x = 88,403,681.64