Finding the Third Proportional to 76,318.50 and 112,270.50

Step by Step Solution

1. Step 1: Write the proportion equation
   76,318.50 : 112,270.50 = 112,270.50 : x
2. Step 2: Convert to fraction form
   76,318.50/112,270.50 = 112,270.50/x
3. Step 3: Cross multiply
   76,318.50x = 112,270.50 × 112,270.50
4. Step 4: Simplify right side
   76,318.50x = 12,604,665,170.25
5. Step 5: Solve for x
   x = 12,604,665,170.25/76,318.50
6. Step 6: Final answer
   x = 165,158.71