Finding the Fourth Proportional to 9,522.90, 13,141.59 and 5,331.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,522.90 : 13,141.59 = 5,331.18 : x
2. Step 2: Convert to fraction form
   9,522.90/13,141.59 = 5,331.18/x
3. Step 3: Cross multiply
   9,522.90x = 13,141.59 × 5,331.18
4. Step 4: Simplify right side
   9,522.90x = 70,060,181.78
5. Step 5: Solve for x
   x = 70,060,181.78/9,522.90
6. Step 6: Final answer
   x = 7,357.02