Finding the Fourth Proportional to 23,456.30, 32,369.94 and 13,386.08

Step by Step Solution

1. Step 1: Write the proportion equation
   23,456.30 : 32,369.94 = 13,386.08 : x
2. Step 2: Convert to fraction form
   23,456.30/32,369.94 = 13,386.08/x
3. Step 3: Cross multiply
   23,456.30x = 32,369.94 × 13,386.08
4. Step 4: Simplify right side
   23,456.30x = 433,306,444.59
5. Step 5: Solve for x
   x = 433,306,444.59/23,456.30
6. Step 6: Final answer
   x = 18,472.93