Finding the Third Proportional to 187,735 and 391,002

Step by Step Solution

1. Step 1: Write the proportion equation
   187,735 : 391,002 = 391,002 : x
2. Step 2: Convert to fraction form
   187,735/391,002 = 391,002/x
3. Step 3: Cross multiply
   187,735x = 391,002 × 391,002
4. Step 4: Simplify right side
   187,735x = 152,882,564,004
5. Step 5: Solve for x
   x = 152,882,564,004/187,735
6. Step 6: Final answer
   x = 814,353.02