Finding the Third Proportional to 867,744 and 1,868,838

Step by Step Solution

1. Step 1: Write the proportion equation
   867,744 : 1,868,838 = 1,868,838 : x
2. Step 2: Convert to fraction form
   867,744/1,868,838 = 1,868,838/x
3. Step 3: Cross multiply
   867,744x = 1,868,838 × 1,868,838
4. Step 4: Simplify right side
   867,744x = 3,492,555,470,244
5. Step 5: Solve for x
   x = 3,492,555,470,244/867,744
6. Step 6: Final answer
   x = 4,024,868.48