Finding the Third Proportional to 3,153,488.20 and 4,794,002.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,153,488.20 : 4,794,002.72 = 4,794,002.72 : x
2. Step 2: Convert to fraction form
   3,153,488.20/4,794,002.72 = 4,794,002.72/x
3. Step 3: Cross multiply
   3,153,488.20x = 4,794,002.72 × 4,794,002.72
4. Step 4: Simplify right side
   3,153,488.20x = 22,982,462,067,382.39
5. Step 5: Solve for x
   x = 22,982,462,067,382.39/3,153,488.20
6. Step 6: Final answer
   x = 7,287,949.28