Finding the Third Proportional to 13,429.55 and 28,704.38

Step by Step Solution

1. Step 1: Write the proportion equation
   13,429.55 : 28,704.38 = 28,704.38 : x
2. Step 2: Convert to fraction form
   13,429.55/28,704.38 = 28,704.38/x
3. Step 3: Cross multiply
   13,429.55x = 28,704.38 × 28,704.38
4. Step 4: Simplify right side
   13,429.55x = 823,941,144.14
5. Step 5: Solve for x
   x = 823,941,144.14/13,429.55
6. Step 6: Final answer
   x = 61,352.86