Finding the Third Proportional to 197,050 and 423,665

Step by Step Solution

1. Step 1: Write the proportion equation
   197,050 : 423,665 = 423,665 : x
2. Step 2: Convert to fraction form
   197,050/423,665 = 423,665/x
3. Step 3: Cross multiply
   197,050x = 423,665 × 423,665
4. Step 4: Simplify right side
   197,050x = 179,492,032,225
5. Step 5: Solve for x
   x = 179,492,032,225/197,050
6. Step 6: Final answer
   x = 910,895.88