Finding the Third Proportional to 140,051 and 215,551

Step by Step Solution

1. Step 1: Write the proportion equation
   140,051 : 215,551 = 215,551 : x
2. Step 2: Convert to fraction form
   140,051/215,551 = 215,551/x
3. Step 3: Cross multiply
   140,051x = 215,551 × 215,551
4. Step 4: Simplify right side
   140,051x = 46,462,233,601
5. Step 5: Solve for x
   x = 46,462,233,601/140,051
6. Step 6: Final answer
   x = 331,752.24