Finding the Third Proportional to 49,412 and 108,712

Step by Step Solution

1. Step 1: Write the proportion equation
   49,412 : 108,712 = 108,712 : x
2. Step 2: Convert to fraction form
   49,412/108,712 = 108,712/x
3. Step 3: Cross multiply
   49,412x = 108,712 × 108,712
4. Step 4: Simplify right side
   49,412x = 11,818,298,944
5. Step 5: Solve for x
   x = 11,818,298,944/49,412
6. Step 6: Final answer
   x = 239,178.72