Finding the Third Proportional to 60,689 and 133,042

Step by Step Solution

1. Step 1: Write the proportion equation
   60,689 : 133,042 = 133,042 : x
2. Step 2: Convert to fraction form
   60,689/133,042 = 133,042/x
3. Step 3: Cross multiply
   60,689x = 133,042 × 133,042
4. Step 4: Simplify right side
   60,689x = 17,700,173,764
5. Step 5: Solve for x
   x = 17,700,173,764/60,689
6. Step 6: Final answer
   x = 291,653.74