Finding the Fourth Proportional to 101,151.91, 139,636.88 and 58,702.24

Step by Step Solution

1. Step 1: Write the proportion equation
   101,151.91 : 139,636.88 = 58,702.24 : x
2. Step 2: Convert to fraction form
   101,151.91/139,636.88 = 58,702.24/x
3. Step 3: Cross multiply
   101,151.91x = 139,636.88 × 58,702.24
4. Step 4: Simplify right side
   101,151.91x = 8,196,997,642.61
5. Step 5: Solve for x
   x = 8,196,997,642.61/101,151.91
6. Step 6: Final answer
   x = 81,036.51