Finding the Third Proportional to 72,081 and 156,627

Step by Step Solution

1. Step 1: Write the proportion equation
   72,081 : 156,627 = 156,627 : x
2. Step 2: Convert to fraction form
   72,081/156,627 = 156,627/x
3. Step 3: Cross multiply
   72,081x = 156,627 × 156,627
4. Step 4: Simplify right side
   72,081x = 24,532,017,129
5. Step 5: Solve for x
   x = 24,532,017,129/72,081
6. Step 6: Final answer
   x = 340,339.58