Finding the Fourth Proportional to 10,479.32, 14,467.43 and 6,947.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,479.32 : 14,467.43 = 6,947.31 : x
2. Step 2: Convert to fraction form
   10,479.32/14,467.43 = 6,947.31/x
3. Step 3: Cross multiply
   10,479.32x = 14,467.43 × 6,947.31
4. Step 4: Simplify right side
   10,479.32x = 100,509,738.48
5. Step 5: Solve for x
   x = 100,509,738.48/10,479.32
6. Step 6: Final answer
   x = 9,591.25