Finding the Fourth Proportional to 23,476.59, 32,398.53 and 13,402.89

Step by Step Solution

1. Step 1: Write the proportion equation
   23,476.59 : 32,398.53 = 13,402.89 : x
2. Step 2: Convert to fraction form
   23,476.59/32,398.53 = 13,402.89/x
3. Step 3: Cross multiply
   23,476.59x = 32,398.53 × 13,402.89
4. Step 4: Simplify right side
   23,476.59x = 434,233,965.19
5. Step 5: Solve for x
   x = 434,233,965.19/23,476.59
6. Step 6: Final answer
   x = 18,496.47