Finding the Third Proportional to 43,128 and 65,844

Step by Step Solution

1. Step 1: Write the proportion equation
   43,128 : 65,844 = 65,844 : x
2. Step 2: Convert to fraction form
   43,128/65,844 = 65,844/x
3. Step 3: Cross multiply
   43,128x = 65,844 × 65,844
4. Step 4: Simplify right side
   43,128x = 4,335,432,336
5. Step 5: Solve for x
   x = 4,335,432,336/43,128
6. Step 6: Final answer
   x = 100,524.77