Finding the Fourth Proportional to 7,524.72, 11,274.48 and 5,322.60

Step by Step Solution

1. Step 1: Write the proportion equation
   7,524.72 : 11,274.48 = 5,322.60 : x
2. Step 2: Convert to fraction form
   7,524.72/11,274.48 = 5,322.60/x
3. Step 3: Cross multiply
   7,524.72x = 11,274.48 × 5,322.60
4. Step 4: Simplify right side
   7,524.72x = 60,009,547.25
5. Step 5: Solve for x
   x = 60,009,547.25/7,524.72
6. Step 6: Final answer
   x = 7,974.99