Finding the Fourth Proportional to 101,061.87, 139,463.74 and 58,042.27

Step by Step Solution

1. Step 1: Write the proportion equation
   101,061.87 : 139,463.74 = 58,042.27 : x
2. Step 2: Convert to fraction form
   101,061.87/139,463.74 = 58,042.27/x
3. Step 3: Cross multiply
   101,061.87x = 139,463.74 × 58,042.27
4. Step 4: Simplify right side
   101,061.87x = 8,094,792,052.29
5. Step 5: Solve for x
   x = 8,094,792,052.29/101,061.87
6. Step 6: Final answer
   x = 80,097.39