Finding the Third Proportional to 72,627.75 and 156,379.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,627.75 : 156,379.50 = 156,379.50 : x
2. Step 2: Convert to fraction form
   72,627.75/156,379.50 = 156,379.50/x
3. Step 3: Cross multiply
   72,627.75x = 156,379.50 × 156,379.50
4. Step 4: Simplify right side
   72,627.75x = 24,454,548,020.25
5. Step 5: Solve for x
   x = 24,454,548,020.25/72,627.75
6. Step 6: Final answer
   x = 336,710.80