Finding the Third Proportional to 590,662 and 885,800

Step by Step Solution

1. Step 1: Write the proportion equation
   590,662 : 885,800 = 885,800 : x
2. Step 2: Convert to fraction form
   590,662/885,800 = 885,800/x
3. Step 3: Cross multiply
   590,662x = 885,800 × 885,800
4. Step 4: Simplify right side
   590,662x = 784,641,640,000
5. Step 5: Solve for x
   x = 784,641,640,000/590,662
6. Step 6: Final answer
   x = 1,328,410.56