Finding the Third Proportional to 33,679 and 56,129

Step by Step Solution

1. Step 1: Write the proportion equation
   33,679 : 56,129 = 56,129 : x
2. Step 2: Convert to fraction form
   33,679/56,129 = 56,129/x
3. Step 3: Cross multiply
   33,679x = 56,129 × 56,129
4. Step 4: Simplify right side
   33,679x = 3,150,464,641
5. Step 5: Solve for x
   x = 3,150,464,641/33,679
6. Step 6: Final answer
   x = 93,543.89