Finding the Third Proportional to 783,940 and 1,717,348

Step by Step Solution

1. Step 1: Write the proportion equation
   783,940 : 1,717,348 = 1,717,348 : x
2. Step 2: Convert to fraction form
   783,940/1,717,348 = 1,717,348/x
3. Step 3: Cross multiply
   783,940x = 1,717,348 × 1,717,348
4. Step 4: Simplify right side
   783,940x = 2,949,284,153,104
5. Step 5: Solve for x
   x = 2,949,284,153,104/783,940
6. Step 6: Final answer
   x = 3,762,129.95