Finding the Third Proportional to 13,915.75 and 21,550.75

Step by Step Solution

1. Step 1: Write the proportion equation
   13,915.75 : 21,550.75 = 21,550.75 : x
2. Step 2: Convert to fraction form
   13,915.75/21,550.75 = 21,550.75/x
3. Step 3: Cross multiply
   13,915.75x = 21,550.75 × 21,550.75
4. Step 4: Simplify right side
   13,915.75x = 464,434,825.56
5. Step 5: Solve for x
   x = 464,434,825.56/13,915.75
6. Step 6: Final answer
   x = 33,374.76