Finding the Fourth Proportional to 9,465.42, 13,061.96 and 5,432.90

Step by Step Solution

1. Step 1: Write the proportion equation
   9,465.42 : 13,061.96 = 5,432.90 : x
2. Step 2: Convert to fraction form
   9,465.42/13,061.96 = 5,432.90/x
3. Step 3: Cross multiply
   9,465.42x = 13,061.96 × 5,432.90
4. Step 4: Simplify right side
   9,465.42x = 70,964,322.48
5. Step 5: Solve for x
   x = 70,964,322.48/9,465.42
6. Step 6: Final answer
   x = 7,497.22