Finding the Fourth Proportional to 83,411.62, 124,803.54 and 58,500.30

Step by Step Solution

1. Step 1: Write the proportion equation
   83,411.62 : 124,803.54 = 58,500.30 : x
2. Step 2: Convert to fraction form
   83,411.62/124,803.54 = 58,500.30/x
3. Step 3: Cross multiply
   83,411.62x = 124,803.54 × 58,500.30
4. Step 4: Simplify right side
   83,411.62x = 7,301,044,531.06
5. Step 5: Solve for x
   x = 7,301,044,531.06/83,411.62
6. Step 6: Final answer
   x = 87,530.30