Finding the Third Proportional to 1,140,746 and 2,478,552

Step by Step Solution

1. Step 1: Write the proportion equation
   1,140,746 : 2,478,552 = 2,478,552 : x
2. Step 2: Convert to fraction form
   1,140,746/2,478,552 = 2,478,552/x
3. Step 3: Cross multiply
   1,140,746x = 2,478,552 × 2,478,552
4. Step 4: Simplify right side
   1,140,746x = 6,143,220,016,704
5. Step 5: Solve for x
   x = 6,143,220,016,704/1,140,746
6. Step 6: Final answer
   x = 5,385,265.45