Finding the Third Proportional to 56,112 and 82,118

Step by Step Solution

1. Step 1: Write the proportion equation
   56,112 : 82,118 = 82,118 : x
2. Step 2: Convert to fraction form
   56,112/82,118 = 82,118/x
3. Step 3: Cross multiply
   56,112x = 82,118 × 82,118
4. Step 4: Simplify right side
   56,112x = 6,743,365,924
5. Step 5: Solve for x
   x = 6,743,365,924/56,112
6. Step 6: Final answer
   x = 120,176.89