Finding the Third Proportional to 12,308 and 28,896

Step by Step Solution

1. Step 1: Write the proportion equation
   12,308 : 28,896 = 28,896 : x
2. Step 2: Convert to fraction form
   12,308/28,896 = 28,896/x
3. Step 3: Cross multiply
   12,308x = 28,896 × 28,896
4. Step 4: Simplify right side
   12,308x = 834,978,816
5. Step 5: Solve for x
   x = 834,978,816/12,308
6. Step 6: Final answer
   x = 67,840.33