Finding the Third Proportional to 776,287 and 1,697,402

Step by Step Solution

1. Step 1: Write the proportion equation
   776,287 : 1,697,402 = 1,697,402 : x
2. Step 2: Convert to fraction form
   776,287/1,697,402 = 1,697,402/x
3. Step 3: Cross multiply
   776,287x = 1,697,402 × 1,697,402
4. Step 4: Simplify right side
   776,287x = 2,881,173,549,604
5. Step 5: Solve for x
   x = 2,881,173,549,604/776,287
6. Step 6: Final answer
   x = 3,711,479.84