Finding the Third Proportional to 1,203,674 and 1,869,784

Step by Step Solution

1. Step 1: Write the proportion equation
   1,203,674 : 1,869,784 = 1,869,784 : x
2. Step 2: Convert to fraction form
   1,203,674/1,869,784 = 1,869,784/x
3. Step 3: Cross multiply
   1,203,674x = 1,869,784 × 1,869,784
4. Step 4: Simplify right side
   1,203,674x = 3,496,092,206,656
5. Step 5: Solve for x
   x = 3,496,092,206,656/1,203,674
6. Step 6: Final answer
   x = 2,904,517.51