Finding the Third Proportional to 32,979 and 72,492

Step by Step Solution

1. Step 1: Write the proportion equation
   32,979 : 72,492 = 72,492 : x
2. Step 2: Convert to fraction form
   32,979/72,492 = 72,492/x
3. Step 3: Cross multiply
   32,979x = 72,492 × 72,492
4. Step 4: Simplify right side
   32,979x = 5,255,090,064
5. Step 5: Solve for x
   x = 5,255,090,064/32,979
6. Step 6: Final answer
   x = 159,346.56