Finding the Third Proportional to 781,704 and 1,713,040

Step by Step Solution

1. Step 1: Write the proportion equation
   781,704 : 1,713,040 = 1,713,040 : x
2. Step 2: Convert to fraction form
   781,704/1,713,040 = 1,713,040/x
3. Step 3: Cross multiply
   781,704x = 1,713,040 × 1,713,040
4. Step 4: Simplify right side
   781,704x = 2,934,506,041,600
5. Step 5: Solve for x
   x = 2,934,506,041,600/781,704
6. Step 6: Final answer
   x = 3,753,986.22