Finding the Fourth Proportional to 101,062.42, 139,520.82 and 60,785.17

Step by Step Solution

1. Step 1: Write the proportion equation
   101,062.42 : 139,520.82 = 60,785.17 : x
2. Step 2: Convert to fraction form
   101,062.42/139,520.82 = 60,785.17/x
3. Step 3: Cross multiply
   101,062.42x = 139,520.82 × 60,785.17
4. Step 4: Simplify right side
   101,062.42x = 8,480,796,762.24
5. Step 5: Solve for x
   x = 8,480,796,762.24/101,062.42
6. Step 6: Final answer
   x = 83,916.42