Finding the Third Proportional to 45,078.75 and 70,076.25

Step by Step Solution

1. Step 1: Write the proportion equation
   45,078.75 : 70,076.25 = 70,076.25 : x
2. Step 2: Convert to fraction form
   45,078.75/70,076.25 = 70,076.25/x
3. Step 3: Cross multiply
   45,078.75x = 70,076.25 × 70,076.25
4. Step 4: Simplify right side
   45,078.75x = 4,910,680,814.06
5. Step 5: Solve for x
   x = 4,910,680,814.06/45,078.75
6. Step 6: Final answer
   x = 108,935.60