Finding the Third Proportional to 74,058 and 105,831

Step by Step Solution

1. Step 1: Write the proportion equation
   74,058 : 105,831 = 105,831 : x
2. Step 2: Convert to fraction form
   74,058/105,831 = 105,831/x
3. Step 3: Cross multiply
   74,058x = 105,831 × 105,831
4. Step 4: Simplify right side
   74,058x = 11,200,200,561
5. Step 5: Solve for x
   x = 11,200,200,561/74,058
6. Step 6: Final answer
   x = 151,235.53