Finding the Third Proportional to 19,877.75 and 27,861.25

Step by Step Solution

1. Step 1: Write the proportion equation
   19,877.75 : 27,861.25 = 27,861.25 : x
2. Step 2: Convert to fraction form
   19,877.75/27,861.25 = 27,861.25/x
3. Step 3: Cross multiply
   19,877.75x = 27,861.25 × 27,861.25
4. Step 4: Simplify right side
   19,877.75x = 776,249,251.56
5. Step 5: Solve for x
   x = 776,249,251.56/19,877.75
6. Step 6: Final answer
   x = 39,051.16