Finding the Third Proportional to 1,307,748 and 1,999,632

Step by Step Solution

1. Step 1: Write the proportion equation
   1,307,748 : 1,999,632 = 1,999,632 : x
2. Step 2: Convert to fraction form
   1,307,748/1,999,632 = 1,999,632/x
3. Step 3: Cross multiply
   1,307,748x = 1,999,632 × 1,999,632
4. Step 4: Simplify right side
   1,307,748x = 3,998,528,135,424
5. Step 5: Solve for x
   x = 3,998,528,135,424/1,307,748
6. Step 6: Final answer
   x = 3,057,567.77