Finding the Third Proportional to 1,302,288 and 2,815,122

Step by Step Solution

1. Step 1: Write the proportion equation
   1,302,288 : 2,815,122 = 2,815,122 : x
2. Step 2: Convert to fraction form
   1,302,288/2,815,122 = 2,815,122/x
3. Step 3: Cross multiply
   1,302,288x = 2,815,122 × 2,815,122
4. Step 4: Simplify right side
   1,302,288x = 7,924,911,874,884
5. Step 5: Solve for x
   x = 7,924,911,874,884/1,302,288
6. Step 6: Final answer
   x = 6,085,375.80