Finding the Third Proportional to 72,615.75 and 158,150.25

Step by Step Solution

1. Step 1: Write the proportion equation
   72,615.75 : 158,150.25 = 158,150.25 : x
2. Step 2: Convert to fraction form
   72,615.75/158,150.25 = 158,150.25/x
3. Step 3: Cross multiply
   72,615.75x = 158,150.25 × 158,150.25
4. Step 4: Simplify right side
   72,615.75x = 25,011,501,575.06
5. Step 5: Solve for x
   x = 25,011,501,575.06/72,615.75
6. Step 6: Final answer
   x = 344,436.32