Finding the Fourth Proportional to 7,074.86, 9,756.60 and 5,393.30

Step by Step Solution

1. Step 1: Write the proportion equation
   7,074.86 : 9,756.60 = 5,393.30 : x
2. Step 2: Convert to fraction form
   7,074.86/9,756.60 = 5,393.30/x
3. Step 3: Cross multiply
   7,074.86x = 9,756.60 × 5,393.30
4. Step 4: Simplify right side
   7,074.86x = 52,620,270.78
5. Step 5: Solve for x
   x = 52,620,270.78/7,074.86
6. Step 6: Final answer
   x = 7,437.64