Finding the Third Proportional to 3,492,862 and 5,217,724

Step by Step Solution

1. Step 1: Write the proportion equation
   3,492,862 : 5,217,724 = 5,217,724 : x
2. Step 2: Convert to fraction form
   3,492,862/5,217,724 = 5,217,724/x
3. Step 3: Cross multiply
   3,492,862x = 5,217,724 × 5,217,724
4. Step 4: Simplify right side
   3,492,862x = 27,224,643,740,176
5. Step 5: Solve for x
   x = 27,224,643,740,176/3,492,862
6. Step 6: Final answer
   x = 7,794,365.69