Finding the Third Proportional to 72,110.25 and 156,659.06

Step by Step Solution

1. Step 1: Write the proportion equation
   72,110.25 : 156,659.06 = 156,659.06 : x
2. Step 2: Convert to fraction form
   72,110.25/156,659.06 = 156,659.06/x
3. Step 3: Cross multiply
   72,110.25x = 156,659.06 × 156,659.06
4. Step 4: Simplify right side
   72,110.25x = 24,542,061,863.38
5. Step 5: Solve for x
   x = 24,542,061,863.38/72,110.25
6. Step 6: Final answer
   x = 340,340.82