Finding the Third Proportional to 50,580 and 76,070

Step by Step Solution

1. Step 1: Write the proportion equation
   50,580 : 76,070 = 76,070 : x
2. Step 2: Convert to fraction form
   50,580/76,070 = 76,070/x
3. Step 3: Cross multiply
   50,580x = 76,070 × 76,070
4. Step 4: Simplify right side
   50,580x = 5,786,644,900
5. Step 5: Solve for x
   x = 5,786,644,900/50,580
6. Step 6: Final answer
   x = 114,405.79