Finding the Third Proportional to 13,587.75 and 19,242.56

Step by Step Solution

1. Step 1: Write the proportion equation
   13,587.75 : 19,242.56 = 19,242.56 : x
2. Step 2: Convert to fraction form
   13,587.75/19,242.56 = 19,242.56/x
3. Step 3: Cross multiply
   13,587.75x = 19,242.56 × 19,242.56
4. Step 4: Simplify right side
   13,587.75x = 370,276,211.57
5. Step 5: Solve for x
   x = 370,276,211.57/13,587.75
6. Step 6: Final answer
   x = 27,250.74