Finding the Fourth Proportional to 7,665.10, 10,576.92 and 4,307.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,665.10 : 10,576.92 = 4,307.50 : x
2. Step 2: Convert to fraction form
   7,665.10/10,576.92 = 4,307.50/x
3. Step 3: Cross multiply
   7,665.10x = 10,576.92 × 4,307.50
4. Step 4: Simplify right side
   7,665.10x = 45,560,082.90
5. Step 5: Solve for x
   x = 45,560,082.90/7,665.10
6. Step 6: Final answer
   x = 5,943.83