Finding the Third Proportional to 868,906 and 1,892,284

Step by Step Solution

1. Step 1: Write the proportion equation
   868,906 : 1,892,284 = 1,892,284 : x
2. Step 2: Convert to fraction form
   868,906/1,892,284 = 1,892,284/x
3. Step 3: Cross multiply
   868,906x = 1,892,284 × 1,892,284
4. Step 4: Simplify right side
   868,906x = 3,580,738,736,656
5. Step 5: Solve for x
   x = 3,580,738,736,656/868,906
6. Step 6: Final answer
   x = 4,120,973.66