Finding the Third Proportional to 376,885.50 and 820,195

Step by Step Solution

1. Step 1: Write the proportion equation
   376,885.50 : 820,195 = 820,195 : x
2. Step 2: Convert to fraction form
   376,885.50/820,195 = 820,195/x
3. Step 3: Cross multiply
   376,885.50x = 820,195 × 820,195
4. Step 4: Simplify right side
   376,885.50x = 672,719,838,025
5. Step 5: Solve for x
   x = 672,719,838,025/376,885.50
6. Step 6: Final answer
   x = 1,784,944.87