Finding the Fourth Proportional to 109,850.31, 151,587.54 and 62,100.81

Step by Step Solution

1. Step 1: Write the proportion equation
   109,850.31 : 151,587.54 = 62,100.81 : x
2. Step 2: Convert to fraction form
   109,850.31/151,587.54 = 62,100.81/x
3. Step 3: Cross multiply
   109,850.31x = 151,587.54 × 62,100.81
4. Step 4: Simplify right side
   109,850.31x = 9,413,709,019.91
5. Step 5: Solve for x
   x = 9,413,709,019.91/109,850.31
6. Step 6: Final answer
   x = 85,695.79