Finding the Third Proportional to 781,578 and 1,703,610

Step by Step Solution

1. Step 1: Write the proportion equation
   781,578 : 1,703,610 = 1,703,610 : x
2. Step 2: Convert to fraction form
   781,578/1,703,610 = 1,703,610/x
3. Step 3: Cross multiply
   781,578x = 1,703,610 × 1,703,610
4. Step 4: Simplify right side
   781,578x = 2,902,287,032,100
5. Step 5: Solve for x
   x = 2,902,287,032,100/781,578
6. Step 6: Final answer
   x = 3,713,368.38