Finding the Fourth Proportional to 17,947.51, 24,773.15 and 12,280.12

Step by Step Solution

1. Step 1: Write the proportion equation
   17,947.51 : 24,773.15 = 12,280.12 : x
2. Step 2: Convert to fraction form
   17,947.51/24,773.15 = 12,280.12/x
3. Step 3: Cross multiply
   17,947.51x = 24,773.15 × 12,280.12
4. Step 4: Simplify right side
   17,947.51x = 304,217,254.78
5. Step 5: Solve for x
   x = 304,217,254.78/17,947.51
6. Step 6: Final answer
   x = 16,950.39