Finding the Third Proportional to 1,124,643 and 2,428,890

Step by Step Solution

1. Step 1: Write the proportion equation
   1,124,643 : 2,428,890 = 2,428,890 : x
2. Step 2: Convert to fraction form
   1,124,643/2,428,890 = 2,428,890/x
3. Step 3: Cross multiply
   1,124,643x = 2,428,890 × 2,428,890
4. Step 4: Simplify right side
   1,124,643x = 5,899,506,632,100
5. Step 5: Solve for x
   x = 5,899,506,632,100/1,124,643
6. Step 6: Final answer
   x = 5,245,670.52