Finding the Fourth Proportional to 90,317.52, 124,722.59 and 58,108.19

Step by Step Solution

1. Step 1: Write the proportion equation
   90,317.52 : 124,722.59 = 58,108.19 : x
2. Step 2: Convert to fraction form
   90,317.52/124,722.59 = 58,108.19/x
3. Step 3: Cross multiply
   90,317.52x = 124,722.59 × 58,108.19
4. Step 4: Simplify right side
   90,317.52x = 7,247,403,042.86
5. Step 5: Solve for x
   x = 7,247,403,042.86/90,317.52
6. Step 6: Final answer
   x = 80,243.60