Finding the Third Proportional to 3,492,856 and 5,217,716

Step by Step Solution

1. Step 1: Write the proportion equation
   3,492,856 : 5,217,716 = 5,217,716 : x
2. Step 2: Convert to fraction form
   3,492,856/5,217,716 = 5,217,716/x
3. Step 3: Cross multiply
   3,492,856x = 5,217,716 × 5,217,716
4. Step 4: Simplify right side
   3,492,856x = 27,224,560,256,656
5. Step 5: Solve for x
   x = 27,224,560,256,656/3,492,856
6. Step 6: Final answer
   x = 7,794,355.18