Finding the Third Proportional to 2,705,789 and 4,281,308

Step by Step Solution

1. Step 1: Write the proportion equation
   2,705,789 : 4,281,308 = 4,281,308 : x
2. Step 2: Convert to fraction form
   2,705,789/4,281,308 = 4,281,308/x
3. Step 3: Cross multiply
   2,705,789x = 4,281,308 × 4,281,308
4. Step 4: Simplify right side
   2,705,789x = 18,329,598,190,864
5. Step 5: Solve for x
   x = 18,329,598,190,864/2,705,789
6. Step 6: Final answer
   x = 6,774,215.65