Finding the Fourth Proportional to 9,322.90, 12,865.96 and 5,344.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,322.90 : 12,865.96 = 5,344.78 : x
2. Step 2: Convert to fraction form
   9,322.90/12,865.96 = 5,344.78/x
3. Step 3: Cross multiply
   9,322.90x = 12,865.96 × 5,344.78
4. Step 4: Simplify right side
   9,322.90x = 68,765,725.69
5. Step 5: Solve for x
   x = 68,765,725.69/9,322.90
6. Step 6: Final answer
   x = 7,376.00