Finding the Third Proportional to 16,665.75 and 36,247.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,665.75 : 36,247.50 = 36,247.50 : x
2. Step 2: Convert to fraction form
   16,665.75/36,247.50 = 36,247.50/x
3. Step 3: Cross multiply
   16,665.75x = 36,247.50 × 36,247.50
4. Step 4: Simplify right side
   16,665.75x = 1,313,881,256.25
5. Step 5: Solve for x
   x = 1,313,881,256.25/16,665.75
6. Step 6: Final answer
   x = 78,837.21