Finding the Third Proportional to 867,823 and 1,868,850

Step by Step Solution

1. Step 1: Write the proportion equation
   867,823 : 1,868,850 = 1,868,850 : x
2. Step 2: Convert to fraction form
   867,823/1,868,850 = 1,868,850/x
3. Step 3: Cross multiply
   867,823x = 1,868,850 × 1,868,850
4. Step 4: Simplify right side
   867,823x = 3,492,600,322,500
5. Step 5: Solve for x
   x = 3,492,600,322,500/867,823
6. Step 6: Final answer
   x = 4,024,553.77