Finding the Third Proportional to 868,938 and 1,817,326

Step by Step Solution

1. Step 1: Write the proportion equation
   868,938 : 1,817,326 = 1,817,326 : x
2. Step 2: Convert to fraction form
   868,938/1,817,326 = 1,817,326/x
3. Step 3: Cross multiply
   868,938x = 1,817,326 × 1,817,326
4. Step 4: Simplify right side
   868,938x = 3,302,673,790,276
5. Step 5: Solve for x
   x = 3,302,673,790,276/868,938
6. Step 6: Final answer
   x = 3,800,816.39