Finding the Third Proportional to 1,539,424 and 2,292,720

Step by Step Solution

1. Step 1: Write the proportion equation
   1,539,424 : 2,292,720 = 2,292,720 : x
2. Step 2: Convert to fraction form
   1,539,424/2,292,720 = 2,292,720/x
3. Step 3: Cross multiply
   1,539,424x = 2,292,720 × 2,292,720
4. Step 4: Simplify right side
   1,539,424x = 5,256,564,998,400
5. Step 5: Solve for x
   x = 5,256,564,998,400/1,539,424
6. Step 6: Final answer
   x = 3,414,631.06