Finding the Third Proportional to 28,128 and 60,160

Step by Step Solution

1. Step 1: Write the proportion equation
   28,128 : 60,160 = 60,160 : x
2. Step 2: Convert to fraction form
   28,128/60,160 = 60,160/x
3. Step 3: Cross multiply
   28,128x = 60,160 × 60,160
4. Step 4: Simplify right side
   28,128x = 3,619,225,600
5. Step 5: Solve for x
   x = 3,619,225,600/28,128
6. Step 6: Final answer
   x = 128,669.85