Finding the Fourth Proportional to 23,461.62, 32,377.56 and 13,389.86

Step by Step Solution

1. Step 1: Write the proportion equation
   23,461.62 : 32,377.56 = 13,389.86 : x
2. Step 2: Convert to fraction form
   23,461.62/32,377.56 = 13,389.86/x
3. Step 3: Cross multiply
   23,461.62x = 32,377.56 × 13,389.86
4. Step 4: Simplify right side
   23,461.62x = 433,530,995.54
5. Step 5: Solve for x
   x = 433,530,995.54/23,461.62
6. Step 6: Final answer
   x = 18,478.31