Finding the Third Proportional to 786,464 and 1,720,114

Step by Step Solution

1. Step 1: Write the proportion equation
   786,464 : 1,720,114 = 1,720,114 : x
2. Step 2: Convert to fraction form
   786,464/1,720,114 = 1,720,114/x
3. Step 3: Cross multiply
   786,464x = 1,720,114 × 1,720,114
4. Step 4: Simplify right side
   786,464x = 2,958,792,172,996
5. Step 5: Solve for x
   x = 2,958,792,172,996/786,464
6. Step 6: Final answer
   x = 3,762,145.72