Finding the Fourth Proportional to 89,549.31, 134,340.17 and 36,930.09

Step by Step Solution

1. Step 1: Write the proportion equation
   89,549.31 : 134,340.17 = 36,930.09 : x
2. Step 2: Convert to fraction form
   89,549.31/134,340.17 = 36,930.09/x
3. Step 3: Cross multiply
   89,549.31x = 134,340.17 × 36,930.09
4. Step 4: Simplify right side
   89,549.31x = 4,961,194,384.06
5. Step 5: Solve for x
   x = 4,961,194,384.06/89,549.31
6. Step 6: Final answer
   x = 55,401.82