Finding the Third Proportional to 661,406 and 1,435,562

Step by Step Solution

1. Step 1: Write the proportion equation
   661,406 : 1,435,562 = 1,435,562 : x
2. Step 2: Convert to fraction form
   661,406/1,435,562 = 1,435,562/x
3. Step 3: Cross multiply
   661,406x = 1,435,562 × 1,435,562
4. Step 4: Simplify right side
   661,406x = 2,060,838,255,844
5. Step 5: Solve for x
   x = 2,060,838,255,844/661,406
6. Step 6: Final answer
   x = 3,115,844.51