Finding the Third Proportional to 49,878 and 74,938

Step by Step Solution

1. Step 1: Write the proportion equation
   49,878 : 74,938 = 74,938 : x
2. Step 2: Convert to fraction form
   49,878/74,938 = 74,938/x
3. Step 3: Cross multiply
   49,878x = 74,938 × 74,938
4. Step 4: Simplify right side
   49,878x = 5,615,703,844
5. Step 5: Solve for x
   x = 5,615,703,844/49,878
6. Step 6: Final answer
   x = 112,588.79