Finding the Third Proportional to 1,125,440 and 2,428,448

Step by Step Solution

1. Step 1: Write the proportion equation
   1,125,440 : 2,428,448 = 2,428,448 : x
2. Step 2: Convert to fraction form
   1,125,440/2,428,448 = 2,428,448/x
3. Step 3: Cross multiply
   1,125,440x = 2,428,448 × 2,428,448
4. Step 4: Simplify right side
   1,125,440x = 5,897,359,688,704
5. Step 5: Solve for x
   x = 5,897,359,688,704/1,125,440
6. Step 6: Final answer
   x = 5,240,048.06