Finding the Third Proportional to 49,251.38 and 76,408.31

Step by Step Solution

1. Step 1: Write the proportion equation
   49,251.38 : 76,408.31 = 76,408.31 : x
2. Step 2: Convert to fraction form
   49,251.38/76,408.31 = 76,408.31/x
3. Step 3: Cross multiply
   49,251.38x = 76,408.31 × 76,408.31
4. Step 4: Simplify right side
   49,251.38x = 5,838,230,219.10
5. Step 5: Solve for x
   x = 5,838,230,219.10/49,251.38
6. Step 6: Final answer
   x = 118,539.44