Finding the Fourth Proportional to 89,449.30, 134,042.18 and 39,483.46

Step by Step Solution

1. Step 1: Write the proportion equation
   89,449.30 : 134,042.18 = 39,483.46 : x
2. Step 2: Convert to fraction form
   89,449.30/134,042.18 = 39,483.46/x
3. Step 3: Cross multiply
   89,449.30x = 134,042.18 × 39,483.46
4. Step 4: Simplify right side
   89,449.30x = 5,292,449,052.34
5. Step 5: Solve for x
   x = 5,292,449,052.34/89,449.30
6. Step 6: Final answer
   x = 59,167.03