Finding the Third Proportional to 70,275.75 and 111,770.25

Step by Step Solution

1. Step 1: Write the proportion equation
   70,275.75 : 111,770.25 = 111,770.25 : x
2. Step 2: Convert to fraction form
   70,275.75/111,770.25 = 111,770.25/x
3. Step 3: Cross multiply
   70,275.75x = 111,770.25 × 111,770.25
4. Step 4: Simplify right side
   70,275.75x = 12,492,588,785.06
5. Step 5: Solve for x
   x = 12,492,588,785.06/70,275.75
6. Step 6: Final answer
   x = 177,765.29