Finding the Third Proportional to 6,156.50 and 13,440.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,156.50 : 13,440.50 = 13,440.50 : x
2. Step 2: Convert to fraction form
   6,156.50/13,440.50 = 13,440.50/x
3. Step 3: Cross multiply
   6,156.50x = 13,440.50 × 13,440.50
4. Step 4: Simplify right side
   6,156.50x = 180,647,040.25
5. Step 5: Solve for x
   x = 180,647,040.25/6,156.50
6. Step 6: Final answer
   x = 29,342.49