Finding the Third Proportional to 1,523,742 and 3,318,396

Step by Step Solution

1. Step 1: Write the proportion equation
   1,523,742 : 3,318,396 = 3,318,396 : x
2. Step 2: Convert to fraction form
   1,523,742/3,318,396 = 3,318,396/x
3. Step 3: Cross multiply
   1,523,742x = 3,318,396 × 3,318,396
4. Step 4: Simplify right side
   1,523,742x = 11,011,752,012,816
5. Step 5: Solve for x
   x = 11,011,752,012,816/1,523,742
6. Step 6: Final answer
   x = 7,226,782.50