Finding the Third Proportional to 984,574 and 2,151,380

Step by Step Solution

1. Step 1: Write the proportion equation
   984,574 : 2,151,380 = 2,151,380 : x
2. Step 2: Convert to fraction form
   984,574/2,151,380 = 2,151,380/x
3. Step 3: Cross multiply
   984,574x = 2,151,380 × 2,151,380
4. Step 4: Simplify right side
   984,574x = 4,628,435,904,400
5. Step 5: Solve for x
   x = 4,628,435,904,400/984,574
6. Step 6: Final answer
   x = 4,700,952.80