Finding the Fourth Proportional to 107,092.86, 147,766.86 and 64,653.72

Step by Step Solution

1. Step 1: Write the proportion equation
   107,092.86 : 147,766.86 = 64,653.72 : x
2. Step 2: Convert to fraction form
   107,092.86/147,766.86 = 64,653.72/x
3. Step 3: Cross multiply
   107,092.86x = 147,766.86 × 64,653.72
4. Step 4: Simplify right side
   107,092.86x = 9,553,677,191.72
5. Step 5: Solve for x
   x = 9,553,677,191.72/107,092.86
6. Step 6: Final answer
   x = 89,209.28