Finding the Third Proportional to 143,091 and 226,521

Step by Step Solution

1. Step 1: Write the proportion equation
   143,091 : 226,521 = 226,521 : x
2. Step 2: Convert to fraction form
   143,091/226,521 = 226,521/x
3. Step 3: Cross multiply
   143,091x = 226,521 × 226,521
4. Step 4: Simplify right side
   143,091x = 51,311,763,441
5. Step 5: Solve for x
   x = 51,311,763,441/143,091
6. Step 6: Final answer
   x = 358,595.32