Finding the Third Proportional to 45,040.50 and 70,112.25

Step by Step Solution

1. Step 1: Write the proportion equation
   45,040.50 : 70,112.25 = 70,112.25 : x
2. Step 2: Convert to fraction form
   45,040.50/70,112.25 = 70,112.25/x
3. Step 3: Cross multiply
   45,040.50x = 70,112.25 × 70,112.25
4. Step 4: Simplify right side
   45,040.50x = 4,915,727,600.06
5. Step 5: Solve for x
   x = 4,915,727,600.06/45,040.50
6. Step 6: Final answer
   x = 109,140.16