Finding the Third Proportional to 13,725.50 and 29,960.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,725.50 : 29,960.50 = 29,960.50 : x
2. Step 2: Convert to fraction form
   13,725.50/29,960.50 = 29,960.50/x
3. Step 3: Cross multiply
   13,725.50x = 29,960.50 × 29,960.50
4. Step 4: Simplify right side
   13,725.50x = 897,631,560.25
5. Step 5: Solve for x
   x = 897,631,560.25/13,725.50
6. Step 6: Final answer
   x = 65,398.82