Finding the Fourth Proportional to 23,074.28, 31,842.51 and 12,463.91

Step by Step Solution

1. Step 1: Write the proportion equation
   23,074.28 : 31,842.51 = 12,463.91 : x
2. Step 2: Convert to fraction form
   23,074.28/31,842.51 = 12,463.91/x
3. Step 3: Cross multiply
   23,074.28x = 31,842.51 × 12,463.91
4. Step 4: Simplify right side
   23,074.28x = 396,882,019.60
5. Step 5: Solve for x
   x = 396,882,019.60/23,074.28
6. Step 6: Final answer
   x = 17,200.19