Finding the Third Proportional to 202,473 and 443,078

Step by Step Solution

1. Step 1: Write the proportion equation
   202,473 : 443,078 = 443,078 : x
2. Step 2: Convert to fraction form
   202,473/443,078 = 443,078/x
3. Step 3: Cross multiply
   202,473x = 443,078 × 443,078
4. Step 4: Simplify right side
   202,473x = 196,318,114,084
5. Step 5: Solve for x
   x = 196,318,114,084/202,473
6. Step 6: Final answer
   x = 969,601.45