Finding the Third Proportional to 2,758,318 and 4,281,819

Step by Step Solution

1. Step 1: Write the proportion equation
   2,758,318 : 4,281,819 = 4,281,819 : x
2. Step 2: Convert to fraction form
   2,758,318/4,281,819 = 4,281,819/x
3. Step 3: Cross multiply
   2,758,318x = 4,281,819 × 4,281,819
4. Step 4: Simplify right side
   2,758,318x = 18,333,973,948,761
5. Step 5: Solve for x
   x = 18,333,973,948,761/2,758,318
6. Step 6: Final answer
   x = 6,646,794.88