Finding the Fourth Proportional to 89,797.50, 134,696.94 and 39,864.18

Step by Step Solution

1. Step 1: Write the proportion equation
   89,797.50 : 134,696.94 = 39,864.18 : x
2. Step 2: Convert to fraction form
   89,797.50/134,696.94 = 39,864.18/x
3. Step 3: Cross multiply
   89,797.50x = 134,696.94 × 39,864.18
4. Step 4: Simplify right side
   89,797.50x = 5,369,583,061.61
5. Step 5: Solve for x
   x = 5,369,583,061.61/89,797.50
6. Step 6: Final answer
   x = 59,796.58