Finding the Fourth Proportional to 89,200.45, 123,102.32 and 58,932.69

Step by Step Solution

1. Step 1: Write the proportion equation
   89,200.45 : 123,102.32 = 58,932.69 : x
2. Step 2: Convert to fraction form
   89,200.45/123,102.32 = 58,932.69/x
3. Step 3: Cross multiply
   89,200.45x = 123,102.32 × 58,932.69
4. Step 4: Simplify right side
   89,200.45x = 7,254,750,862.84
5. Step 5: Solve for x
   x = 7,254,750,862.84/89,200.45
6. Step 6: Final answer
   x = 81,330.88