Finding the Third Proportional to 13,338.56 and 28,578.94

Step by Step Solution

1. Step 1: Write the proportion equation
   13,338.56 : 28,578.94 = 28,578.94 : x
2. Step 2: Convert to fraction form
   13,338.56/28,578.94 = 28,578.94/x
3. Step 3: Cross multiply
   13,338.56x = 28,578.94 × 28,578.94
4. Step 4: Simplify right side
   13,338.56x = 816,755,668.63
5. Step 5: Solve for x
   x = 816,755,668.63/13,338.56
6. Step 6: Final answer
   x = 61,232.66