Finding the Fourth Proportional to 5,322.46, 7,344.72 and 2,931.98

Step by Step Solution

1. Step 1: Write the proportion equation
   5,322.46 : 7,344.72 = 2,931.98 : x
2. Step 2: Convert to fraction form
   5,322.46/7,344.72 = 2,931.98/x
3. Step 3: Cross multiply
   5,322.46x = 7,344.72 × 2,931.98
4. Step 4: Simplify right side
   5,322.46x = 21,534,572.15
5. Step 5: Solve for x
   x = 21,534,572.15/5,322.46
6. Step 6: Final answer
   x = 4,045.98