Finding the Fourth Proportional to 107,053.47, 147,728.88 and 58,655.16

Step by Step Solution

1. Step 1: Write the proportion equation
   107,053.47 : 147,728.88 = 58,655.16 : x
2. Step 2: Convert to fraction form
   107,053.47/147,728.88 = 58,655.16/x
3. Step 3: Cross multiply
   107,053.47x = 147,728.88 × 58,655.16
4. Step 4: Simplify right side
   107,053.47x = 8,665,061,093.02
5. Step 5: Solve for x
   x = 8,665,061,093.02/107,053.47
6. Step 6: Final answer
   x = 80,941.43