Finding the Fourth Proportional to 23,152.10, 31,950.99 and 13,080.96

Step by Step Solution

1. Step 1: Write the proportion equation
   23,152.10 : 31,950.99 = 13,080.96 : x
2. Step 2: Convert to fraction form
   23,152.10/31,950.99 = 13,080.96/x
3. Step 3: Cross multiply
   23,152.10x = 31,950.99 × 13,080.96
4. Step 4: Simplify right side
   23,152.10x = 417,949,622.15
5. Step 5: Solve for x
   x = 417,949,622.15/23,152.10
6. Step 6: Final answer
   x = 18,052.35