Finding the Third Proportional to 13,758.75 and 30,191.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,758.75 : 30,191.25 = 30,191.25 : x
2. Step 2: Convert to fraction form
   13,758.75/30,191.25 = 30,191.25/x
3. Step 3: Cross multiply
   13,758.75x = 30,191.25 × 30,191.25
4. Step 4: Simplify right side
   13,758.75x = 911,511,576.56
5. Step 5: Solve for x
   x = 911,511,576.56/13,758.75
6. Step 6: Final answer
   x = 66,249.59