Finding the Fourth Proportional to 12,967.50, 19,452.47 and 10,049.07

Step by Step Solution

1. Step 1: Write the proportion equation
   12,967.50 : 19,452.47 = 10,049.07 : x
2. Step 2: Convert to fraction form
   12,967.50/19,452.47 = 10,049.07/x
3. Step 3: Cross multiply
   12,967.50x = 19,452.47 × 10,049.07
4. Step 4: Simplify right side
   12,967.50x = 195,479,085.20
5. Step 5: Solve for x
   x = 195,479,085.20/12,967.50
6. Step 6: Final answer
   x = 15,074.54