Finding the Third Proportional to 783,072 and 1,717,411.50

Step by Step Solution

1. Step 1: Write the proportion equation
   783,072 : 1,717,411.50 = 1,717,411.50 : x
2. Step 2: Convert to fraction form
   783,072/1,717,411.50 = 1,717,411.50/x
3. Step 3: Cross multiply
   783,072x = 1,717,411.50 × 1,717,411.50
4. Step 4: Simplify right side
   783,072x = 2,949,502,260,332.25
5. Step 5: Solve for x
   x = 2,949,502,260,332.25/783,072
6. Step 6: Final answer
   x = 3,766,578.63