Finding the Fourth Proportional to 106,561.27, 147,053.57 and 58,162.71

Step by Step Solution

1. Step 1: Write the proportion equation
   106,561.27 : 147,053.57 = 58,162.71 : x
2. Step 2: Convert to fraction form
   106,561.27/147,053.57 = 58,162.71/x
3. Step 3: Cross multiply
   106,561.27x = 147,053.57 × 58,162.71
4. Step 4: Simplify right side
   106,561.27x = 8,553,034,146.37
5. Step 5: Solve for x
   x = 8,553,034,146.37/106,561.27
6. Step 6: Final answer
   x = 80,264.00