Finding the Fourth Proportional to 9,437.18, 13,023.56 and 5,458.55

Step by Step Solution

1. Step 1: Write the proportion equation
   9,437.18 : 13,023.56 = 5,458.55 : x
2. Step 2: Convert to fraction form
   9,437.18/13,023.56 = 5,458.55/x
3. Step 3: Cross multiply
   9,437.18x = 13,023.56 × 5,458.55
4. Step 4: Simplify right side
   9,437.18x = 71,089,726.15
5. Step 5: Solve for x
   x = 71,089,726.15/9,437.18
6. Step 6: Final answer
   x = 7,532.94