Finding the Third Proportional to 776,808 and 1,661,552

Step by Step Solution

1. Step 1: Write the proportion equation
   776,808 : 1,661,552 = 1,661,552 : x
2. Step 2: Convert to fraction form
   776,808/1,661,552 = 1,661,552/x
3. Step 3: Cross multiply
   776,808x = 1,661,552 × 1,661,552
4. Step 4: Simplify right side
   776,808x = 2,760,755,048,704
5. Step 5: Solve for x
   x = 2,760,755,048,704/776,808
6. Step 6: Final answer
   x = 3,553,973.50