Finding the Fourth Proportional to 7,605.10, 10,530.03 and 7,459.30

Step by Step Solution

1. Step 1: Write the proportion equation
   7,605.10 : 10,530.03 = 7,459.30 : x
2. Step 2: Convert to fraction form
   7,605.10/10,530.03 = 7,459.30/x
3. Step 3: Cross multiply
   7,605.10x = 10,530.03 × 7,459.30
4. Step 4: Simplify right side
   7,605.10x = 78,546,652.78
5. Step 5: Solve for x
   x = 78,546,652.78/7,605.10
6. Step 6: Final answer
   x = 10,328.16