Finding the Fourth Proportional to 89,223.09, 123,128.03 and 48,937.18

Step by Step Solution

1. Step 1: Write the proportion equation
   89,223.09 : 123,128.03 = 48,937.18 : x
2. Step 2: Convert to fraction form
   89,223.09/123,128.03 = 48,937.18/x
3. Step 3: Cross multiply
   89,223.09x = 123,128.03 × 48,937.18
4. Step 4: Simplify right side
   89,223.09x = 6,025,538,612.54
5. Step 5: Solve for x
   x = 6,025,538,612.54/89,223.09
6. Step 6: Final answer
   x = 67,533.40