Finding the Third Proportional to 95,391 and 221,791.50

Step by Step Solution

1. Step 1: Write the proportion equation
   95,391 : 221,791.50 = 221,791.50 : x
2. Step 2: Convert to fraction form
   95,391/221,791.50 = 221,791.50/x
3. Step 3: Cross multiply
   95,391x = 221,791.50 × 221,791.50
4. Step 4: Simplify right side
   95,391x = 49,191,469,472.25
5. Step 5: Solve for x
   x = 49,191,469,472.25/95,391
6. Step 6: Final answer
   x = 515,682.50