Finding the Third Proportional to 19,548.45 and 27,679.22

Step by Step Solution

1. Step 1: Write the proportion equation
   19,548.45 : 27,679.22 = 27,679.22 : x
2. Step 2: Convert to fraction form
   19,548.45/27,679.22 = 27,679.22/x
3. Step 3: Cross multiply
   19,548.45x = 27,679.22 × 27,679.22
4. Step 4: Simplify right side
   19,548.45x = 766,139,150.61
5. Step 5: Solve for x
   x = 766,139,150.61/19,548.45
6. Step 6: Final answer
   x = 39,191.81