Finding the Third Proportional to 661,459.50 and 1,402,401.38

Step by Step Solution

1. Step 1: Write the proportion equation
   661,459.50 : 1,402,401.38 = 1,402,401.38 : x
2. Step 2: Convert to fraction form
   661,459.50/1,402,401.38 = 1,402,401.38/x
3. Step 3: Cross multiply
   661,459.50x = 1,402,401.38 × 1,402,401.38
4. Step 4: Simplify right side
   661,459.50x = 1,966,729,616,601.89
5. Step 5: Solve for x
   x = 1,966,729,616,601.89/661,459.50
6. Step 6: Final answer
   x = 2,973,318.27