Finding the Fourth Proportional to 6,459.72, 8,915.22 and 3,666.12

Step by Step Solution

1. Step 1: Write the proportion equation
   6,459.72 : 8,915.22 = 3,666.12 : x
2. Step 2: Convert to fraction form
   6,459.72/8,915.22 = 3,666.12/x
3. Step 3: Cross multiply
   6,459.72x = 8,915.22 × 3,666.12
4. Step 4: Simplify right side
   6,459.72x = 32,684,266.35
5. Step 5: Solve for x
   x = 32,684,266.35/6,459.72
6. Step 6: Final answer
   x = 5,059.70