Finding the Third Proportional to 15,079.50 and 21,337.88

Step by Step Solution

1. Step 1: Write the proportion equation
   15,079.50 : 21,337.88 = 21,337.88 : x
2. Step 2: Convert to fraction form
   15,079.50/21,337.88 = 21,337.88/x
3. Step 3: Cross multiply
   15,079.50x = 21,337.88 × 21,337.88
4. Step 4: Simplify right side
   15,079.50x = 455,304,909.52
5. Step 5: Solve for x
   x = 455,304,909.52/15,079.50
6. Step 6: Final answer
   x = 30,193.63