Finding the Fourth Proportional to 23,669.42, 32,663.72 and 13,059.06

Step by Step Solution

1. Step 1: Write the proportion equation
   23,669.42 : 32,663.72 = 13,059.06 : x
2. Step 2: Convert to fraction form
   23,669.42/32,663.72 = 13,059.06/x
3. Step 3: Cross multiply
   23,669.42x = 32,663.72 × 13,059.06
4. Step 4: Simplify right side
   23,669.42x = 426,557,389.46
5. Step 5: Solve for x
   x = 426,557,389.46/23,669.42
6. Step 6: Final answer
   x = 18,021.46