Finding the Third Proportional to 28,686 and 60,854

Step by Step Solution

1. Step 1: Write the proportion equation
   28,686 : 60,854 = 60,854 : x
2. Step 2: Convert to fraction form
   28,686/60,854 = 60,854/x
3. Step 3: Cross multiply
   28,686x = 60,854 × 60,854
4. Step 4: Simplify right side
   28,686x = 3,703,209,316
5. Step 5: Solve for x
   x = 3,703,209,316/28,686
6. Step 6: Final answer
   x = 129,094.66