Finding the Fourth Proportional to 23,456.06, 32,366.41 and 18,688.10

Step by Step Solution

1. Step 1: Write the proportion equation
   23,456.06 : 32,366.41 = 18,688.10 : x
2. Step 2: Convert to fraction form
   23,456.06/32,366.41 = 18,688.10/x
3. Step 3: Cross multiply
   23,456.06x = 32,366.41 × 18,688.10
4. Step 4: Simplify right side
   23,456.06x = 604,866,740.92
5. Step 5: Solve for x
   x = 604,866,740.92/23,456.06
6. Step 6: Final answer
   x = 25,787.23