Finding the Fourth Proportional to 23,392.56, 32,260.32 and 18,288.78

Step by Step Solution

1. Step 1: Write the proportion equation
   23,392.56 : 32,260.32 = 18,288.78 : x
2. Step 2: Convert to fraction form
   23,392.56/32,260.32 = 18,288.78/x
3. Step 3: Cross multiply
   23,392.56x = 32,260.32 × 18,288.78
4. Step 4: Simplify right side
   23,392.56x = 590,001,895.21
5. Step 5: Solve for x
   x = 590,001,895.21/23,392.56
6. Step 6: Final answer
   x = 25,221.78