Finding the Third Proportional to 28,154 and 60,240

Step by Step Solution

1. Step 1: Write the proportion equation
   28,154 : 60,240 = 60,240 : x
2. Step 2: Convert to fraction form
   28,154/60,240 = 60,240/x
3. Step 3: Cross multiply
   28,154x = 60,240 × 60,240
4. Step 4: Simplify right side
   28,154x = 3,628,857,600
5. Step 5: Solve for x
   x = 3,628,857,600/28,154
6. Step 6: Final answer
   x = 128,893.14