Finding the Fourth Proportional to 7,499.50, 10,353.55 and 6,668.98

Step by Step Solution

1. Step 1: Write the proportion equation
   7,499.50 : 10,353.55 = 6,668.98 : x
2. Step 2: Convert to fraction form
   7,499.50/10,353.55 = 6,668.98/x
3. Step 3: Cross multiply
   7,499.50x = 10,353.55 × 6,668.98
4. Step 4: Simplify right side
   7,499.50x = 69,047,617.88
5. Step 5: Solve for x
   x = 69,047,617.88/7,499.50
6. Step 6: Final answer
   x = 9,206.96