Finding the Third Proportional to 12,415.78 and 27,223.59

Step by Step Solution

1. Step 1: Write the proportion equation
   12,415.78 : 27,223.59 = 27,223.59 : x
2. Step 2: Convert to fraction form
   12,415.78/27,223.59 = 27,223.59/x
3. Step 3: Cross multiply
   12,415.78x = 27,223.59 × 27,223.59
4. Step 4: Simplify right side
   12,415.78x = 741,124,056.67
5. Step 5: Solve for x
   x = 741,124,056.67/12,415.78
6. Step 6: Final answer
   x = 59,692.10