Finding the Third Proportional to 2,872,482 and 4,368,406

Step by Step Solution

1. Step 1: Write the proportion equation
   2,872,482 : 4,368,406 = 4,368,406 : x
2. Step 2: Convert to fraction form
   2,872,482/4,368,406 = 4,368,406/x
3. Step 3: Cross multiply
   2,872,482x = 4,368,406 × 4,368,406
4. Step 4: Simplify right side
   2,872,482x = 19,082,970,980,836
5. Step 5: Solve for x
   x = 19,082,970,980,836/2,872,482
6. Step 6: Final answer
   x = 6,643,373.56