Finding the Third Proportional to 2,787,381 and 5,909,697

Step by Step Solution

1. Step 1: Write the proportion equation
   2,787,381 : 5,909,697 = 5,909,697 : x
2. Step 2: Convert to fraction form
   2,787,381/5,909,697 = 5,909,697/x
3. Step 3: Cross multiply
   2,787,381x = 5,909,697 × 5,909,697
4. Step 4: Simplify right side
   2,787,381x = 34,924,518,631,809
5. Step 5: Solve for x
   x = 34,924,518,631,809/2,787,381
6. Step 6: Final answer
   x = 12,529,510.19