Finding the Third Proportional to 12,415.78 and 29,133.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,415.78 : 29,133.42 = 29,133.42 : x
2. Step 2: Convert to fraction form
   12,415.78/29,133.42 = 29,133.42/x
3. Step 3: Cross multiply
   12,415.78x = 29,133.42 × 29,133.42
4. Step 4: Simplify right side
   12,415.78x = 848,756,270.15
5. Step 5: Solve for x
   x = 848,756,270.15/12,415.78
6. Step 6: Final answer
   x = 68,361.08