Finding the Fourth Proportional to 23,616.59, 32,590.89 and 13,006.13

Step by Step Solution

1. Step 1: Write the proportion equation
   23,616.59 : 32,590.89 = 13,006.13 : x
2. Step 2: Convert to fraction form
   23,616.59/32,590.89 = 13,006.13/x
3. Step 3: Cross multiply
   23,616.59x = 32,590.89 × 13,006.13
4. Step 4: Simplify right side
   23,616.59x = 423,881,189.20
5. Step 5: Solve for x
   x = 423,881,189.20/23,616.59
6. Step 6: Final answer
   x = 17,948.45