Finding the Third Proportional to 49,111.50 and 74,079

Step by Step Solution

1. Step 1: Write the proportion equation
   49,111.50 : 74,079 = 74,079 : x
2. Step 2: Convert to fraction form
   49,111.50/74,079 = 74,079/x
3. Step 3: Cross multiply
   49,111.50x = 74,079 × 74,079
4. Step 4: Simplify right side
   49,111.50x = 5,487,698,241
5. Step 5: Solve for x
   x = 5,487,698,241/49,111.50
6. Step 6: Final answer
   x = 111,739.58