Finding the Fourth Proportional to 89,481.31, 134,123.49 and 36,862.09

Step by Step Solution

1. Step 1: Write the proportion equation
   89,481.31 : 134,123.49 = 36,862.09 : x
2. Step 2: Convert to fraction form
   89,481.31/134,123.49 = 36,862.09/x
3. Step 3: Cross multiply
   89,481.31x = 134,123.49 × 36,862.09
4. Step 4: Simplify right side
   89,481.31x = 4,944,072,159.49
5. Step 5: Solve for x
   x = 4,944,072,159.49/89,481.31
6. Step 6: Final answer
   x = 55,252.57