Finding the Third Proportional to 13,258.69 and 28,593.56

Step by Step Solution

1. Step 1: Write the proportion equation
   13,258.69 : 28,593.56 = 28,593.56 : x
2. Step 2: Convert to fraction form
   13,258.69/28,593.56 = 28,593.56/x
3. Step 3: Cross multiply
   13,258.69x = 28,593.56 × 28,593.56
4. Step 4: Simplify right side
   13,258.69x = 817,591,816.44
5. Step 5: Solve for x
   x = 817,591,816.44/13,258.69
6. Step 6: Final answer
   x = 61,664.61