Finding the Fourth Proportional to 6,499.55, 8,969.16 and 3,666.99

Step by Step Solution

1. Step 1: Write the proportion equation
   6,499.55 : 8,969.16 = 3,666.99 : x
2. Step 2: Convert to fraction form
   6,499.55/8,969.16 = 3,666.99/x
3. Step 3: Cross multiply
   6,499.55x = 8,969.16 × 3,666.99
4. Step 4: Simplify right side
   6,499.55x = 32,889,820.03
5. Step 5: Solve for x
   x = 32,889,820.03/6,499.55
6. Step 6: Final answer
   x = 5,060.32