Finding the Third Proportional to 49,720 and 75,060

Step by Step Solution

1. Step 1: Write the proportion equation
   49,720 : 75,060 = 75,060 : x
2. Step 2: Convert to fraction form
   49,720/75,060 = 75,060/x
3. Step 3: Cross multiply
   49,720x = 75,060 × 75,060
4. Step 4: Simplify right side
   49,720x = 5,634,003,600
5. Step 5: Solve for x
   x = 5,634,003,600/49,720
6. Step 6: Final answer
   x = 113,314.63