Finding the Fourth Proportional to 9,437.13, 13,022.46 and 5,458.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,437.13 : 13,022.46 = 5,458.50 : x
2. Step 2: Convert to fraction form
   9,437.13/13,022.46 = 5,458.50/x
3. Step 3: Cross multiply
   9,437.13x = 13,022.46 × 5,458.50
4. Step 4: Simplify right side
   9,437.13x = 71,083,097.91
5. Step 5: Solve for x
   x = 71,083,097.91/9,437.13
6. Step 6: Final answer
   x = 7,532.28