Finding the Fourth Proportional to 9,432.99, 13,019.93 and 5,453.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,432.99 : 13,019.93 = 5,453.59 : x
2. Step 2: Convert to fraction form
   9,432.99/13,019.93 = 5,453.59/x
3. Step 3: Cross multiply
   9,432.99x = 13,019.93 × 5,453.59
4. Step 4: Simplify right side
   9,432.99x = 71,005,360.05
5. Step 5: Solve for x
   x = 71,005,360.05/9,432.99
6. Step 6: Final answer
   x = 7,527.34