Finding the Third Proportional to 49,620.09 and 74,887.03

Step by Step Solution

1. Step 1: Write the proportion equation
   49,620.09 : 74,887.03 = 74,887.03 : x
2. Step 2: Convert to fraction form
   49,620.09/74,887.03 = 74,887.03/x
3. Step 3: Cross multiply
   49,620.09x = 74,887.03 × 74,887.03
4. Step 4: Simplify right side
   49,620.09x = 5,608,067,449.44
5. Step 5: Solve for x
   x = 5,608,067,449.44/49,620.09
6. Step 6: Final answer
   x = 113,020.09