Finding the Third Proportional to 13,436 and 28,716.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,436 : 28,716.50 = 28,716.50 : x
2. Step 2: Convert to fraction form
   13,436/28,716.50 = 28,716.50/x
3. Step 3: Cross multiply
   13,436x = 28,716.50 × 28,716.50
4. Step 4: Simplify right side
   13,436x = 824,637,372.25
5. Step 5: Solve for x
   x = 824,637,372.25/13,436
6. Step 6: Final answer
   x = 61,375.21