Finding the Third Proportional to 2,472,661.25 and 5,211,002.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,472,661.25 : 5,211,002.50 = 5,211,002.50 : x
2. Step 2: Convert to fraction form
   2,472,661.25/5,211,002.50 = 5,211,002.50/x
3. Step 3: Cross multiply
   2,472,661.25x = 5,211,002.50 × 5,211,002.50
4. Step 4: Simplify right side
   2,472,661.25x = 27,154,547,055,006.25
5. Step 5: Solve for x
   x = 27,154,547,055,006.25/2,472,661.25
6. Step 6: Final answer
   x = 10,981,911.52