Finding the Third Proportional to 4,065,540 and 5,574,625

Step by Step Solution

1. Step 1: Write the proportion equation
   4,065,540 : 5,574,625 = 5,574,625 : x
2. Step 2: Convert to fraction form
   4,065,540/5,574,625 = 5,574,625/x
3. Step 3: Cross multiply
   4,065,540x = 5,574,625 × 5,574,625
4. Step 4: Simplify right side
   4,065,540x = 31,076,443,890,625
5. Step 5: Solve for x
   x = 31,076,443,890,625/4,065,540
6. Step 6: Final answer
   x = 7,643,866.22