Finding the Fourth Proportional to 89,124.16, 123,008.64 and 58,911.04

Step by Step Solution

1. Step 1: Write the proportion equation
   89,124.16 : 123,008.64 = 58,911.04 : x
2. Step 2: Convert to fraction form
   89,124.16/123,008.64 = 58,911.04/x
3. Step 3: Cross multiply
   89,124.16x = 123,008.64 × 58,911.04
4. Step 4: Simplify right side
   89,124.16x = 7,246,566,911.39
5. Step 5: Solve for x
   x = 7,246,566,911.39/89,124.16
6. Step 6: Final answer
   x = 81,308.67