Finding the Fourth Proportional to 9,417.18, 12,993.62 and 5,437.43

Step by Step Solution

1. Step 1: Write the proportion equation
   9,417.18 : 12,993.62 = 5,437.43 : x
2. Step 2: Convert to fraction form
   9,417.18/12,993.62 = 5,437.43/x
3. Step 3: Cross multiply
   9,417.18x = 12,993.62 × 5,437.43
4. Step 4: Simplify right side
   9,417.18x = 70,651,807.04
5. Step 5: Solve for x
   x = 70,651,807.04/9,417.18
6. Step 6: Final answer
   x = 7,502.44