Finding the Third Proportional to 8,977.50 and 18,925.31

Step by Step Solution

1. Step 1: Write the proportion equation
   8,977.50 : 18,925.31 = 18,925.31 : x
2. Step 2: Convert to fraction form
   8,977.50/18,925.31 = 18,925.31/x
3. Step 3: Cross multiply
   8,977.50x = 18,925.31 × 18,925.31
4. Step 4: Simplify right side
   8,977.50x = 358,167,453.22
5. Step 5: Solve for x
   x = 358,167,453.22/8,977.50
6. Step 6: Final answer
   x = 39,896.12