Finding the Fourth Proportional to 9,382.17, 12,947.41 and 5,348.87

Step by Step Solution

1. Step 1: Write the proportion equation
   9,382.17 : 12,947.41 = 5,348.87 : x
2. Step 2: Convert to fraction form
   9,382.17/12,947.41 = 5,348.87/x
3. Step 3: Cross multiply
   9,382.17x = 12,947.41 × 5,348.87
4. Step 4: Simplify right side
   9,382.17x = 69,254,012.93
5. Step 5: Solve for x
   x = 69,254,012.93/9,382.17
6. Step 6: Final answer
   x = 7,381.45