Finding the Fourth Proportional to 9,432.63, 13,016.48 and 5,453.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,432.63 : 13,016.48 = 5,453.46 : x
2. Step 2: Convert to fraction form
   9,432.63/13,016.48 = 5,453.46/x
3. Step 3: Cross multiply
   9,432.63x = 13,016.48 × 5,453.46
4. Step 4: Simplify right side
   9,432.63x = 70,984,825.75
5. Step 5: Solve for x
   x = 70,984,825.75/9,432.63
6. Step 6: Final answer
   x = 7,525.45