Finding the Third Proportional to 867,746 and 1,868,845

Step by Step Solution

1. Step 1: Write the proportion equation
   867,746 : 1,868,845 = 1,868,845 : x
2. Step 2: Convert to fraction form
   867,746/1,868,845 = 1,868,845/x
3. Step 3: Cross multiply
   867,746x = 1,868,845 × 1,868,845
4. Step 4: Simplify right side
   867,746x = 3,492,581,634,025
5. Step 5: Solve for x
   x = 3,492,581,634,025/867,746
6. Step 6: Final answer
   x = 4,024,889.35