Finding the Third Proportional to 28,238 and 60,229

Step by Step Solution

1. Step 1: Write the proportion equation
   28,238 : 60,229 = 60,229 : x
2. Step 2: Convert to fraction form
   28,238/60,229 = 60,229/x
3. Step 3: Cross multiply
   28,238x = 60,229 × 60,229
4. Step 4: Simplify right side
   28,238x = 3,627,532,441
5. Step 5: Solve for x
   x = 3,627,532,441/28,238
6. Step 6: Final answer
   x = 128,462.80