Finding the Fourth Proportional to 23,488.16, 32,359.20 and 16,403.36

Step by Step Solution

1. Step 1: Write the proportion equation
   23,488.16 : 32,359.20 = 16,403.36 : x
2. Step 2: Convert to fraction form
   23,488.16/32,359.20 = 16,403.36/x
3. Step 3: Cross multiply
   23,488.16x = 32,359.20 × 16,403.36
4. Step 4: Simplify right side
   23,488.16x = 530,799,606.91
5. Step 5: Solve for x
   x = 530,799,606.91/23,488.16
6. Step 6: Final answer
   x = 22,598.60