Finding the Fourth Proportional to 9,522.86, 13,142.72 and 5,748.19

Step by Step Solution

1. Step 1: Write the proportion equation
   9,522.86 : 13,142.72 = 5,748.19 : x
2. Step 2: Convert to fraction form
   9,522.86/13,142.72 = 5,748.19/x
3. Step 3: Cross multiply
   9,522.86x = 13,142.72 × 5,748.19
4. Step 4: Simplify right side
   9,522.86x = 75,546,851.68
5. Step 5: Solve for x
   x = 75,546,851.68/9,522.86
6. Step 6: Final answer
   x = 7,933.21