Finding the Third Proportional to 187,876 and 443,246

Step by Step Solution

1. Step 1: Write the proportion equation
   187,876 : 443,246 = 443,246 : x
2. Step 2: Convert to fraction form
   187,876/443,246 = 443,246/x
3. Step 3: Cross multiply
   187,876x = 443,246 × 443,246
4. Step 4: Simplify right side
   187,876x = 196,467,016,516
5. Step 5: Solve for x
   x = 196,467,016,516/187,876
6. Step 6: Final answer
   x = 1,045,727.06