Finding the Third Proportional to 72,549 and 151,656

Step by Step Solution

1. Step 1: Write the proportion equation
   72,549 : 151,656 = 151,656 : x
2. Step 2: Convert to fraction form
   72,549/151,656 = 151,656/x
3. Step 3: Cross multiply
   72,549x = 151,656 × 151,656
4. Step 4: Simplify right side
   72,549x = 22,999,542,336
5. Step 5: Solve for x
   x = 22,999,542,336/72,549
6. Step 6: Final answer
   x = 317,020.80