Finding the Third Proportional to 1,784,231 and 2,543,485

Step by Step Solution

1. Step 1: Write the proportion equation
   1,784,231 : 2,543,485 = 2,543,485 : x
2. Step 2: Convert to fraction form
   1,784,231/2,543,485 = 2,543,485/x
3. Step 3: Cross multiply
   1,784,231x = 2,543,485 × 2,543,485
4. Step 4: Simplify right side
   1,784,231x = 6,469,315,945,225
5. Step 5: Solve for x
   x = 6,469,315,945,225/1,784,231
6. Step 6: Final answer
   x = 3,625,828.69