Finding the Third Proportional to 38,272.50 and 72,353.25

Step by Step Solution

1. Step 1: Write the proportion equation
   38,272.50 : 72,353.25 = 72,353.25 : x
2. Step 2: Convert to fraction form
   38,272.50/72,353.25 = 72,353.25/x
3. Step 3: Cross multiply
   38,272.50x = 72,353.25 × 72,353.25
4. Step 4: Simplify right side
   38,272.50x = 5,234,992,785.56
5. Step 5: Solve for x
   x = 5,234,992,785.56/38,272.50
6. Step 6: Final answer
   x = 136,782.10