Finding the Third Proportional to 585,414 and 1,216,752

Step by Step Solution

1. Step 1: Write the proportion equation
   585,414 : 1,216,752 = 1,216,752 : x
2. Step 2: Convert to fraction form
   585,414/1,216,752 = 1,216,752/x
3. Step 3: Cross multiply
   585,414x = 1,216,752 × 1,216,752
4. Step 4: Simplify right side
   585,414x = 1,480,485,429,504
5. Step 5: Solve for x
   x = 1,480,485,429,504/585,414
6. Step 6: Final answer
   x = 2,528,954.60