Finding the Third Proportional to 28,158 and 60,248

Step by Step Solution

1. Step 1: Write the proportion equation
   28,158 : 60,248 = 60,248 : x
2. Step 2: Convert to fraction form
   28,158/60,248 = 60,248/x
3. Step 3: Cross multiply
   28,158x = 60,248 × 60,248
4. Step 4: Simplify right side
   28,158x = 3,629,821,504
5. Step 5: Solve for x
   x = 3,629,821,504/28,158
6. Step 6: Final answer
   x = 128,909.07