Finding the Third Proportional to 2,739,684 and 4,363,221

Step by Step Solution

1. Step 1: Write the proportion equation
   2,739,684 : 4,363,221 = 4,363,221 : x
2. Step 2: Convert to fraction form
   2,739,684/4,363,221 = 4,363,221/x
3. Step 3: Cross multiply
   2,739,684x = 4,363,221 × 4,363,221
4. Step 4: Simplify right side
   2,739,684x = 19,037,697,494,841
5. Step 5: Solve for x
   x = 19,037,697,494,841/2,739,684
6. Step 6: Final answer
   x = 6,948,866.18