Finding the Fourth Proportional to 8,398.69, 11,593.83 and 5,256.70

Step by Step Solution

1. Step 1: Write the proportion equation
   8,398.69 : 11,593.83 = 5,256.70 : x
2. Step 2: Convert to fraction form
   8,398.69/11,593.83 = 5,256.70/x
3. Step 3: Cross multiply
   8,398.69x = 11,593.83 × 5,256.70
4. Step 4: Simplify right side
   8,398.69x = 60,945,276.89
5. Step 5: Solve for x
   x = 60,945,276.89/8,398.69
6. Step 6: Final answer
   x = 7,256.52