Finding the Fourth Proportional to 89,172.81, 133,767.50 and 32,261.00

Step by Step Solution

1. Step 1: Write the proportion equation
   89,172.81 : 133,767.50 = 32,261.00 : x
2. Step 2: Convert to fraction form
   89,172.81/133,767.50 = 32,261.00/x
3. Step 3: Cross multiply
   89,172.81x = 133,767.50 × 32,261.00
4. Step 4: Simplify right side
   89,172.81x = 4,315,472,487.36
5. Step 5: Solve for x
   x = 4,315,472,487.36/89,172.81
6. Step 6: Final answer
   x = 48,394.49