Finding the Third Proportional to 72,058 and 147,679

Step by Step Solution

1. Step 1: Write the proportion equation
   72,058 : 147,679 = 147,679 : x
2. Step 2: Convert to fraction form
   72,058/147,679 = 147,679/x
3. Step 3: Cross multiply
   72,058x = 147,679 × 147,679
4. Step 4: Simplify right side
   72,058x = 21,809,087,041
5. Step 5: Solve for x
   x = 21,809,087,041/72,058
6. Step 6: Final answer
   x = 302,660.18