Finding the Third Proportional to 28,752 and 60,960

Step by Step Solution

1. Step 1: Write the proportion equation
   28,752 : 60,960 = 60,960 : x
2. Step 2: Convert to fraction form
   28,752/60,960 = 60,960/x
3. Step 3: Cross multiply
   28,752x = 60,960 × 60,960
4. Step 4: Simplify right side
   28,752x = 3,716,121,600
5. Step 5: Solve for x
   x = 3,716,121,600/28,752
6. Step 6: Final answer
   x = 129,247.41