Finding the Third Proportional to 59,779 and 131,168

Step by Step Solution

1. Step 1: Write the proportion equation
   59,779 : 131,168 = 131,168 : x
2. Step 2: Convert to fraction form
   59,779/131,168 = 131,168/x
3. Step 3: Cross multiply
   59,779x = 131,168 × 131,168
4. Step 4: Simplify right side
   59,779x = 17,205,044,224
5. Step 5: Solve for x
   x = 17,205,044,224/59,779
6. Step 6: Final answer
   x = 287,810.84