Finding the Third Proportional to 2,472,742 and 5,272,103

Step by Step Solution

1. Step 1: Write the proportion equation
   2,472,742 : 5,272,103 = 5,272,103 : x
2. Step 2: Convert to fraction form
   2,472,742/5,272,103 = 5,272,103/x
3. Step 3: Cross multiply
   2,472,742x = 5,272,103 × 5,272,103
4. Step 4: Simplify right side
   2,472,742x = 27,795,070,042,609
5. Step 5: Solve for x
   x = 27,795,070,042,609/2,472,742
6. Step 6: Final answer
   x = 11,240,586.38