Finding the Fourth Proportional to 109,464.71, 151,061.48 and 61,717.92

Step by Step Solution

1. Step 1: Write the proportion equation
   109,464.71 : 151,061.48 = 61,717.92 : x
2. Step 2: Convert to fraction form
   109,464.71/151,061.48 = 61,717.92/x
3. Step 3: Cross multiply
   109,464.71x = 151,061.48 × 61,717.92
4. Step 4: Simplify right side
   109,464.71x = 9,323,200,029.13
5. Step 5: Solve for x
   x = 9,323,200,029.13/109,464.71
6. Step 6: Final answer
   x = 85,170.83