Finding the Third Proportional to 2,553,416 and 3,959,157

Step by Step Solution

1. Step 1: Write the proportion equation
   2,553,416 : 3,959,157 = 3,959,157 : x
2. Step 2: Convert to fraction form
   2,553,416/3,959,157 = 3,959,157/x
3. Step 3: Cross multiply
   2,553,416x = 3,959,157 × 3,959,157
4. Step 4: Simplify right side
   2,553,416x = 15,674,924,150,649
5. Step 5: Solve for x
   x = 15,674,924,150,649/2,553,416
6. Step 6: Final answer
   x = 6,138,805.49