Finding the Third Proportional to 12,948.75 and 19,995.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,948.75 : 19,995.50 = 19,995.50 : x
2. Step 2: Convert to fraction form
   12,948.75/19,995.50 = 19,995.50/x
3. Step 3: Cross multiply
   12,948.75x = 19,995.50 × 19,995.50
4. Step 4: Simplify right side
   12,948.75x = 399,820,020.25
5. Step 5: Solve for x
   x = 399,820,020.25/12,948.75
6. Step 6: Final answer
   x = 30,877.11