Finding the Third Proportional to 838,502 and 1,809,774

Step by Step Solution

1. Step 1: Write the proportion equation
   838,502 : 1,809,774 = 1,809,774 : x
2. Step 2: Convert to fraction form
   838,502/1,809,774 = 1,809,774/x
3. Step 3: Cross multiply
   838,502x = 1,809,774 × 1,809,774
4. Step 4: Simplify right side
   838,502x = 3,275,281,931,076
5. Step 5: Solve for x
   x = 3,275,281,931,076/838,502
6. Step 6: Final answer
   x = 3,906,111.05