Finding the Third Proportional to 12,505.50 and 19,937.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,505.50 : 19,937.25 = 19,937.25 : x
2. Step 2: Convert to fraction form
   12,505.50/19,937.25 = 19,937.25/x
3. Step 3: Cross multiply
   12,505.50x = 19,937.25 × 19,937.25
4. Step 4: Simplify right side
   12,505.50x = 397,493,937.56
5. Step 5: Solve for x
   x = 397,493,937.56/12,505.50
6. Step 6: Final answer
   x = 31,785.53