Finding the Third Proportional to 677,187.84 and 1,410,426

Step by Step Solution

1. Step 1: Write the proportion equation
   677,187.84 : 1,410,426 = 1,410,426 : x
2. Step 2: Convert to fraction form
   677,187.84/1,410,426 = 1,410,426/x
3. Step 3: Cross multiply
   677,187.84x = 1,410,426 × 1,410,426
4. Step 4: Simplify right side
   677,187.84x = 1,989,301,501,476
5. Step 5: Solve for x
   x = 1,989,301,501,476/677,187.84
6. Step 6: Final answer
   x = 2,937,591.87