Finding the Third Proportional to 1,186,560 and 1,766,448

Step by Step Solution

1. Step 1: Write the proportion equation
   1,186,560 : 1,766,448 = 1,766,448 : x
2. Step 2: Convert to fraction form
   1,186,560/1,766,448 = 1,766,448/x
3. Step 3: Cross multiply
   1,186,560x = 1,766,448 × 1,766,448
4. Step 4: Simplify right side
   1,186,560x = 3,120,338,536,704
5. Step 5: Solve for x
   x = 3,120,338,536,704/1,186,560
6. Step 6: Final answer
   x = 2,629,735.15