Finding the Third Proportional to 51,812.50 and 76,012.50

Step by Step Solution

1. Step 1: Write the proportion equation
   51,812.50 : 76,012.50 = 76,012.50 : x
2. Step 2: Convert to fraction form
   51,812.50/76,012.50 = 76,012.50/x
3. Step 3: Cross multiply
   51,812.50x = 76,012.50 × 76,012.50
4. Step 4: Simplify right side
   51,812.50x = 5,777,900,156.25
5. Step 5: Solve for x
   x = 5,777,900,156.25/51,812.50
6. Step 6: Final answer
   x = 111,515.56