Finding the Third Proportional to 187,846 and 442,980

Step by Step Solution

1. Step 1: Write the proportion equation
   187,846 : 442,980 = 442,980 : x
2. Step 2: Convert to fraction form
   187,846/442,980 = 442,980/x
3. Step 3: Cross multiply
   187,846x = 442,980 × 442,980
4. Step 4: Simplify right side
   187,846x = 196,231,280,400
5. Step 5: Solve for x
   x = 196,231,280,400/187,846
6. Step 6: Final answer
   x = 1,044,639.12