Finding the Third Proportional to 5,756,080 and 8,315,880

Step by Step Solution

1. Step 1: Write the proportion equation
   5,756,080 : 8,315,880 = 8,315,880 : x
2. Step 2: Convert to fraction form
   5,756,080/8,315,880 = 8,315,880/x
3. Step 3: Cross multiply
   5,756,080x = 8,315,880 × 8,315,880
4. Step 4: Simplify right side
   5,756,080x = 69,153,860,174,400
5. Step 5: Solve for x
   x = 69,153,860,174,400/5,756,080
6. Step 6: Final answer
   x = 12,014,054.73