Finding the Third Proportional to 661,401 and 1,435,554

Step by Step Solution

1. Step 1: Write the proportion equation
   661,401 : 1,435,554 = 1,435,554 : x
2. Step 2: Convert to fraction form
   661,401/1,435,554 = 1,435,554/x
3. Step 3: Cross multiply
   661,401x = 1,435,554 × 1,435,554
4. Step 4: Simplify right side
   661,401x = 2,060,815,286,916
5. Step 5: Solve for x
   x = 2,060,815,286,916/661,401
6. Step 6: Final answer
   x = 3,115,833.34