Finding the Third Proportional to 12,758 and 30,167

Step by Step Solution

1. Step 1: Write the proportion equation
   12,758 : 30,167 = 30,167 : x
2. Step 2: Convert to fraction form
   12,758/30,167 = 30,167/x
3. Step 3: Cross multiply
   12,758x = 30,167 × 30,167
4. Step 4: Simplify right side
   12,758x = 910,047,889
5. Step 5: Solve for x
   x = 910,047,889/12,758
6. Step 6: Final answer
   x = 71,331.55