Finding the Fourth Proportional to 12,947.24, 17,873.22 and 9,761.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,947.24 : 17,873.22 = 9,761.82 : x
2. Step 2: Convert to fraction form
   12,947.24/17,873.22 = 9,761.82/x
3. Step 3: Cross multiply
   12,947.24x = 17,873.22 × 9,761.82
4. Step 4: Simplify right side
   12,947.24x = 174,475,156.46
5. Step 5: Solve for x
   x = 174,475,156.46/12,947.24
6. Step 6: Final answer
   x = 13,475.86