Finding the Fourth Proportional to 23,456.25, 32,369.63 and 13,384.91

Step by Step Solution

1. Step 1: Write the proportion equation
   23,456.25 : 32,369.63 = 13,384.91 : x
2. Step 2: Convert to fraction form
   23,456.25/32,369.63 = 13,384.91/x
3. Step 3: Cross multiply
   23,456.25x = 32,369.63 × 13,384.91
4. Step 4: Simplify right side
   23,456.25x = 433,264,584.28
5. Step 5: Solve for x
   x = 433,264,584.28/23,456.25
6. Step 6: Final answer
   x = 18,471.18