Finding the Fourth Proportional to 89,486.38, 134,276.82 and 39,601.18

Step by Step Solution

1. Step 1: Write the proportion equation
   89,486.38 : 134,276.82 = 39,601.18 : x
2. Step 2: Convert to fraction form
   89,486.38/134,276.82 = 39,601.18/x
3. Step 3: Cross multiply
   89,486.38x = 134,276.82 × 39,601.18
4. Step 4: Simplify right side
   89,486.38x = 5,317,520,518.65
5. Step 5: Solve for x
   x = 5,317,520,518.65/89,486.38
6. Step 6: Final answer
   x = 59,422.68