Finding the Third Proportional to 13,635.75 and 28,919.63

Step by Step Solution

1. Step 1: Write the proportion equation
   13,635.75 : 28,919.63 = 28,919.63 : x
2. Step 2: Convert to fraction form
   13,635.75/28,919.63 = 28,919.63/x
3. Step 3: Cross multiply
   13,635.75x = 28,919.63 × 28,919.63
4. Step 4: Simplify right side
   13,635.75x = 836,344,710.14
5. Step 5: Solve for x
   x = 836,344,710.14/13,635.75
6. Step 6: Final answer
   x = 61,334.71