Finding the Third Proportional to 28,716.50 and 60,842

Step by Step Solution

1. Step 1: Write the proportion equation
   28,716.50 : 60,842 = 60,842 : x
2. Step 2: Convert to fraction form
   28,716.50/60,842 = 60,842/x
3. Step 3: Cross multiply
   28,716.50x = 60,842 × 60,842
4. Step 4: Simplify right side
   28,716.50x = 3,701,748,964
5. Step 5: Solve for x
   x = 3,701,748,964/28,716.50
6. Step 6: Final answer
   x = 128,906.69