Finding the Third Proportional to 868,923 and 1,892,316

Step by Step Solution

1. Step 1: Write the proportion equation
   868,923 : 1,892,316 = 1,892,316 : x
2. Step 2: Convert to fraction form
   868,923/1,892,316 = 1,892,316/x
3. Step 3: Cross multiply
   868,923x = 1,892,316 × 1,892,316
4. Step 4: Simplify right side
   868,923x = 3,580,859,843,856
5. Step 5: Solve for x
   x = 3,580,859,843,856/868,923
6. Step 6: Final answer
   x = 4,121,032.41