Finding the Third Proportional to 60,213 and 131,151

Step by Step Solution

1. Step 1: Write the proportion equation
   60,213 : 131,151 = 131,151 : x
2. Step 2: Convert to fraction form
   60,213/131,151 = 131,151/x
3. Step 3: Cross multiply
   60,213x = 131,151 × 131,151
4. Step 4: Simplify right side
   60,213x = 17,200,584,801
5. Step 5: Solve for x
   x = 17,200,584,801/60,213
6. Step 6: Final answer
   x = 285,662.31