Finding the Fourth Proportional to 12,574.20, 17,472.73 and 12,437.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,574.20 : 17,472.73 = 12,437.52 : x
2. Step 2: Convert to fraction form
   12,574.20/17,472.73 = 12,437.52/x
3. Step 3: Cross multiply
   12,574.20x = 17,472.73 × 12,437.52
4. Step 4: Simplify right side
   12,574.20x = 217,317,428.83
5. Step 5: Solve for x
   x = 217,317,428.83/12,574.20
6. Step 6: Final answer
   x = 17,282.80