Finding the Third Proportional to 868,329 and 1,851,354

Step by Step Solution

1. Step 1: Write the proportion equation
   868,329 : 1,851,354 = 1,851,354 : x
2. Step 2: Convert to fraction form
   868,329/1,851,354 = 1,851,354/x
3. Step 3: Cross multiply
   868,329x = 1,851,354 × 1,851,354
4. Step 4: Simplify right side
   868,329x = 3,427,511,633,316
5. Step 5: Solve for x
   x = 3,427,511,633,316/868,329
6. Step 6: Final answer
   x = 3,947,249.99