Finding the Third Proportional to 784,614.50 and 1,212,410

Step by Step Solution

1. Step 1: Write the proportion equation
   784,614.50 : 1,212,410 = 1,212,410 : x
2. Step 2: Convert to fraction form
   784,614.50/1,212,410 = 1,212,410/x
3. Step 3: Cross multiply
   784,614.50x = 1,212,410 × 1,212,410
4. Step 4: Simplify right side
   784,614.50x = 1,469,938,008,100
5. Step 5: Solve for x
   x = 1,469,938,008,100/784,614.50
6. Step 6: Final answer
   x = 1,873,452.51