Finding the Fourth Proportional to 109,500.22, 151,081.69 and 64,153.86

Step by Step Solution

1. Step 1: Write the proportion equation
   109,500.22 : 151,081.69 = 64,153.86 : x
2. Step 2: Convert to fraction form
   109,500.22/151,081.69 = 64,153.86/x
3. Step 3: Cross multiply
   109,500.22x = 151,081.69 × 64,153.86
4. Step 4: Simplify right side
   109,500.22x = 9,692,472,982.17
5. Step 5: Solve for x
   x = 9,692,472,982.17/109,500.22
6. Step 6: Final answer
   x = 88,515.56