Finding the Third Proportional to 15,228 and 33,199.88

Step by Step Solution

1. Step 1: Write the proportion equation
   15,228 : 33,199.88 = 33,199.88 : x
2. Step 2: Convert to fraction form
   15,228/33,199.88 = 33,199.88/x
3. Step 3: Cross multiply
   15,228x = 33,199.88 × 33,199.88
4. Step 4: Simplify right side
   15,228x = 1,102,231,700.02
5. Step 5: Solve for x
   x = 1,102,231,700.02/15,228
6. Step 6: Final answer
   x = 72,381.91