Finding the Fourth Proportional to 89,797.50, 134,696.93 and 39,864.17

Step by Step Solution

1. Step 1: Write the proportion equation
   89,797.50 : 134,696.93 = 39,864.17 : x
2. Step 2: Convert to fraction form
   89,797.50/134,696.93 = 39,864.17/x
3. Step 3: Cross multiply
   89,797.50x = 134,696.93 × 39,864.17
4. Step 4: Simplify right side
   89,797.50x = 5,369,581,453.42
5. Step 5: Solve for x
   x = 5,369,581,453.42/89,797.50
6. Step 6: Final answer
   x = 59,796.56