Finding the Third Proportional to 51,328.50 and 76,242

Step by Step Solution

1. Step 1: Write the proportion equation
   51,328.50 : 76,242 = 76,242 : x
2. Step 2: Convert to fraction form
   51,328.50/76,242 = 76,242/x
3. Step 3: Cross multiply
   51,328.50x = 76,242 × 76,242
4. Step 4: Simplify right side
   51,328.50x = 5,812,842,564
5. Step 5: Solve for x
   x = 5,812,842,564/51,328.50
6. Step 6: Final answer
   x = 113,247.86