Finding the Fourth Proportional to 5,196.69, 7,803.68 and 5,156.37

Step by Step Solution

1. Step 1: Write the proportion equation
   5,196.69 : 7,803.68 = 5,156.37 : x
2. Step 2: Convert to fraction form
   5,196.69/7,803.68 = 5,156.37/x
3. Step 3: Cross multiply
   5,196.69x = 7,803.68 × 5,156.37
4. Step 4: Simplify right side
   5,196.69x = 40,238,635.66
5. Step 5: Solve for x
   x = 40,238,635.66/5,196.69
6. Step 6: Final answer
   x = 7,743.13