Finding the Fourth Proportional to 5,189.83, 7,151.69 and 3,693.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,189.83 : 7,151.69 = 3,693.56 : x
2. Step 2: Convert to fraction form
   5,189.83/7,151.69 = 3,693.56/x
3. Step 3: Cross multiply
   5,189.83x = 7,151.69 × 3,693.56
4. Step 4: Simplify right side
   5,189.83x = 26,415,169.59
5. Step 5: Solve for x
   x = 26,415,169.59/5,189.83
6. Step 6: Final answer
   x = 5,089.80