Finding the Third Proportional to 12,349.55 and 13,503.80

Step by Step Solution

1. Step 1: Write the proportion equation
   12,349.55 : 13,503.80 = 13,503.80 : x
2. Step 2: Convert to fraction form
   12,349.55/13,503.80 = 13,503.80/x
3. Step 3: Cross multiply
   12,349.55x = 13,503.80 × 13,503.80
4. Step 4: Simplify right side
   12,349.55x = 182,352,530.04
5. Step 5: Solve for x
   x = 182,352,530.04/12,349.55
6. Step 6: Final answer
   x = 14,765.93