Finding the Third Proportional to 1,242,258 and 2,674,724

Step by Step Solution

1. Step 1: Write the proportion equation
   1,242,258 : 2,674,724 = 2,674,724 : x
2. Step 2: Convert to fraction form
   1,242,258/2,674,724 = 2,674,724/x
3. Step 3: Cross multiply
   1,242,258x = 2,674,724 × 2,674,724
4. Step 4: Simplify right side
   1,242,258x = 7,154,148,476,176
5. Step 5: Solve for x
   x = 7,154,148,476,176/1,242,258
6. Step 6: Final answer
   x = 5,758,987.65