Finding the Fourth Proportional to 6,173.69, 8,519.38 and 3,656.57

Step by Step Solution

1. Step 1: Write the proportion equation
   6,173.69 : 8,519.38 = 3,656.57 : x
2. Step 2: Convert to fraction form
   6,173.69/8,519.38 = 3,656.57/x
3. Step 3: Cross multiply
   6,173.69x = 8,519.38 × 3,656.57
4. Step 4: Simplify right side
   6,173.69x = 31,151,657.59
5. Step 5: Solve for x
   x = 31,151,657.59/6,173.69
6. Step 6: Final answer
   x = 5,045.88