Finding the Fourth Proportional to 89,223.30, 123,128.33 and 48,937.39

Step by Step Solution

1. Step 1: Write the proportion equation
   89,223.30 : 123,128.33 = 48,937.39 : x
2. Step 2: Convert to fraction form
   89,223.30/123,128.33 = 48,937.39/x
3. Step 3: Cross multiply
   89,223.30x = 123,128.33 × 48,937.39
4. Step 4: Simplify right side
   89,223.30x = 6,025,579,036.69
5. Step 5: Solve for x
   x = 6,025,579,036.69/89,223.30
6. Step 6: Final answer
   x = 67,533.70