Finding the Fourth Proportional to 23,709.90, 32,720.94 and 13,100.52

Step by Step Solution

1. Step 1: Write the proportion equation
   23,709.90 : 32,720.94 = 13,100.52 : x
2. Step 2: Convert to fraction form
   23,709.90/32,720.94 = 13,100.52/x
3. Step 3: Cross multiply
   23,709.90x = 32,720.94 × 13,100.52
4. Step 4: Simplify right side
   23,709.90x = 428,661,328.89
5. Step 5: Solve for x
   x = 428,661,328.89/23,709.90
6. Step 6: Final answer
   x = 18,079.42