Finding the Third Proportional to 13,750.88 and 20,656.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,750.88 : 20,656.69 = 20,656.69 : x
2. Step 2: Convert to fraction form
   13,750.88/20,656.69 = 20,656.69/x
3. Step 3: Cross multiply
   13,750.88x = 20,656.69 × 20,656.69
4. Step 4: Simplify right side
   13,750.88x = 426,698,738.47
5. Step 5: Solve for x
   x = 426,698,738.47/13,750.88
6. Step 6: Final answer
   x = 31,030.66