Finding the Third Proportional to 2,787,386 and 5,909,708

Step by Step Solution

1. Step 1: Write the proportion equation
   2,787,386 : 5,909,708 = 5,909,708 : x
2. Step 2: Convert to fraction form
   2,787,386/5,909,708 = 5,909,708/x
3. Step 3: Cross multiply
   2,787,386x = 5,909,708 × 5,909,708
4. Step 4: Simplify right side
   2,787,386x = 34,924,648,645,264
5. Step 5: Solve for x
   x = 34,924,648,645,264/2,787,386
6. Step 6: Final answer
   x = 12,529,534.35