Finding the Fourth Proportional to 89,699.36, 134,472.69 and 39,752.23

Step by Step Solution

1. Step 1: Write the proportion equation
   89,699.36 : 134,472.69 = 39,752.23 : x
2. Step 2: Convert to fraction form
   89,699.36/134,472.69 = 39,752.23/x
3. Step 3: Cross multiply
   89,699.36x = 134,472.69 × 39,752.23
4. Step 4: Simplify right side
   89,699.36x = 5,345,589,301.60
5. Step 5: Solve for x
   x = 5,345,589,301.60/89,699.36
6. Step 6: Final answer
   x = 59,594.51