Finding the Fourth Proportional to 89,838.06, 123,949.35 and 52,105.02

Step by Step Solution

1. Step 1: Write the proportion equation
   89,838.06 : 123,949.35 = 52,105.02 : x
2. Step 2: Convert to fraction form
   89,838.06/123,949.35 = 52,105.02/x
3. Step 3: Cross multiply
   89,838.06x = 123,949.35 × 52,105.02
4. Step 4: Simplify right side
   89,838.06x = 6,458,383,360.74
5. Step 5: Solve for x
   x = 6,458,383,360.74/89,838.06
6. Step 6: Final answer
   x = 71,889.17