Finding the Third Proportional to 51,240 and 76,113

Step by Step Solution

1. Step 1: Write the proportion equation
   51,240 : 76,113 = 76,113 : x
2. Step 2: Convert to fraction form
   51,240/76,113 = 76,113/x
3. Step 3: Cross multiply
   51,240x = 76,113 × 76,113
4. Step 4: Simplify right side
   51,240x = 5,793,188,769
5. Step 5: Solve for x
   x = 5,793,188,769/51,240
6. Step 6: Final answer
   x = 113,059.89