Finding the Fourth Proportional to 89,204.45, 123,107.85 and 58,936.69

Step by Step Solution

1. Step 1: Write the proportion equation
   89,204.45 : 123,107.85 = 58,936.69 : x
2. Step 2: Convert to fraction form
   89,204.45/123,107.85 = 58,936.69/x
3. Step 3: Cross multiply
   89,204.45x = 123,107.85 × 58,936.69
4. Step 4: Simplify right side
   89,204.45x = 7,255,569,192.02
5. Step 5: Solve for x
   x = 7,255,569,192.02/89,204.45
6. Step 6: Final answer
   x = 81,336.40