Finding the Fourth Proportional to 23,700.30, 32,704.76 and 13,089.10

Step by Step Solution

1. Step 1: Write the proportion equation
   23,700.30 : 32,704.76 = 13,089.10 : x
2. Step 2: Convert to fraction form
   23,700.30/32,704.76 = 13,089.10/x
3. Step 3: Cross multiply
   23,700.30x = 32,704.76 × 13,089.10
4. Step 4: Simplify right side
   23,700.30x = 428,075,874.12
5. Step 5: Solve for x
   x = 428,075,874.12/23,700.30
6. Step 6: Final answer
   x = 18,062.04