Finding the Third Proportional to 30,013.50 and 65,157

Step by Step Solution

1. Step 1: Write the proportion equation
   30,013.50 : 65,157 = 65,157 : x
2. Step 2: Convert to fraction form
   30,013.50/65,157 = 65,157/x
3. Step 3: Cross multiply
   30,013.50x = 65,157 × 65,157
4. Step 4: Simplify right side
   30,013.50x = 4,245,434,649
5. Step 5: Solve for x
   x = 4,245,434,649/30,013.50
6. Step 6: Final answer
   x = 141,450.84