Finding the Third Proportional to 1,242,558 and 2,717,748

Step by Step Solution

1. Step 1: Write the proportion equation
   1,242,558 : 2,717,748 = 2,717,748 : x
2. Step 2: Convert to fraction form
   1,242,558/2,717,748 = 2,717,748/x
3. Step 3: Cross multiply
   1,242,558x = 2,717,748 × 2,717,748
4. Step 4: Simplify right side
   1,242,558x = 7,386,154,191,504
5. Step 5: Solve for x
   x = 7,386,154,191,504/1,242,558
6. Step 6: Final answer
   x = 5,944,313.42