Finding the Third Proportional to 104,978.75 and 108,002.75

Step by Step Solution

1. Step 1: Write the proportion equation
   104,978.75 : 108,002.75 = 108,002.75 : x
2. Step 2: Convert to fraction form
   104,978.75/108,002.75 = 108,002.75/x
3. Step 3: Cross multiply
   104,978.75x = 108,002.75 × 108,002.75
4. Step 4: Simplify right side
   104,978.75x = 11,664,594,007.56
5. Step 5: Solve for x
   x = 11,664,594,007.56/104,978.75
6. Step 6: Final answer
   x = 111,113.86