Finding the Third Proportional to 28,422 and 59,679

Step by Step Solution

1. Step 1: Write the proportion equation
   28,422 : 59,679 = 59,679 : x
2. Step 2: Convert to fraction form
   28,422/59,679 = 59,679/x
3. Step 3: Cross multiply
   28,422x = 59,679 × 59,679
4. Step 4: Simplify right side
   28,422x = 3,561,583,041
5. Step 5: Solve for x
   x = 3,561,583,041/28,422
6. Step 6: Final answer
   x = 125,310.78