Finding the Third Proportional to 19,570.75 and 27,977.38

Step by Step Solution

1. Step 1: Write the proportion equation
   19,570.75 : 27,977.38 = 27,977.38 : x
2. Step 2: Convert to fraction form
   19,570.75/27,977.38 = 27,977.38/x
3. Step 3: Cross multiply
   19,570.75x = 27,977.38 × 27,977.38
4. Step 4: Simplify right side
   19,570.75x = 782,733,511.89
5. Step 5: Solve for x
   x = 782,733,511.89/19,570.75
6. Step 6: Final answer
   x = 39,995.07