Finding the Third Proportional to 2,730,445 and 4,239,536

Step by Step Solution

1. Step 1: Write the proportion equation
   2,730,445 : 4,239,536 = 4,239,536 : x
2. Step 2: Convert to fraction form
   2,730,445/4,239,536 = 4,239,536/x
3. Step 3: Cross multiply
   2,730,445x = 4,239,536 × 4,239,536
4. Step 4: Simplify right side
   2,730,445x = 17,973,665,495,296
5. Step 5: Solve for x
   x = 17,973,665,495,296/2,730,445
6. Step 6: Final answer
   x = 6,582,687.25