Finding the Third Proportional to 1,030,290 and 2,172,452

Step by Step Solution

1. Step 1: Write the proportion equation
   1,030,290 : 2,172,452 = 2,172,452 : x
2. Step 2: Convert to fraction form
   1,030,290/2,172,452 = 2,172,452/x
3. Step 3: Cross multiply
   1,030,290x = 2,172,452 × 2,172,452
4. Step 4: Simplify right side
   1,030,290x = 4,719,547,692,304
5. Step 5: Solve for x
   x = 4,719,547,692,304/1,030,290
6. Step 6: Final answer
   x = 4,580,795.40