Finding the Third Proportional to 34,164 and 72,648

Step by Step Solution

1. Step 1: Write the proportion equation
   34,164 : 72,648 = 72,648 : x
2. Step 2: Convert to fraction form
   34,164/72,648 = 72,648/x
3. Step 3: Cross multiply
   34,164x = 72,648 × 72,648
4. Step 4: Simplify right side
   34,164x = 5,277,731,904
5. Step 5: Solve for x
   x = 5,277,731,904/34,164
6. Step 6: Final answer
   x = 154,482.26