Finding the Third Proportional to 442,196 and 1,039,427

Step by Step Solution

1. Step 1: Write the proportion equation
   442,196 : 1,039,427 = 1,039,427 : x
2. Step 2: Convert to fraction form
   442,196/1,039,427 = 1,039,427/x
3. Step 3: Cross multiply
   442,196x = 1,039,427 × 1,039,427
4. Step 4: Simplify right side
   442,196x = 1,080,408,488,329
5. Step 5: Solve for x
   x = 1,080,408,488,329/442,196
6. Step 6: Final answer
   x = 2,443,279.65