Finding the Third Proportional to 50,143 and 109,280

Step by Step Solution

1. Step 1: Write the proportion equation
   50,143 : 109,280 = 109,280 : x
2. Step 2: Convert to fraction form
   50,143/109,280 = 109,280/x
3. Step 3: Cross multiply
   50,143x = 109,280 × 109,280
4. Step 4: Simplify right side
   50,143x = 11,942,118,400
5. Step 5: Solve for x
   x = 11,942,118,400/50,143
6. Step 6: Final answer
   x = 238,161.23