Finding the Third Proportional to 868,936 and 1,817,322

Step by Step Solution

1. Step 1: Write the proportion equation
   868,936 : 1,817,322 = 1,817,322 : x
2. Step 2: Convert to fraction form
   868,936/1,817,322 = 1,817,322/x
3. Step 3: Cross multiply
   868,936x = 1,817,322 × 1,817,322
4. Step 4: Simplify right side
   868,936x = 3,302,659,251,684
5. Step 5: Solve for x
   x = 3,302,659,251,684/868,936
6. Step 6: Final answer
   x = 3,800,808.40