Finding the Fourth Proportional to 5,549.31, 7,649.15 and 3,756.22

Step by Step Solution

1. Step 1: Write the proportion equation
   5,549.31 : 7,649.15 = 3,756.22 : x
2. Step 2: Convert to fraction form
   5,549.31/7,649.15 = 3,756.22/x
3. Step 3: Cross multiply
   5,549.31x = 7,649.15 × 3,756.22
4. Step 4: Simplify right side
   5,549.31x = 28,731,890.21
5. Step 5: Solve for x
   x = 28,731,890.21/5,549.31
6. Step 6: Final answer
   x = 5,177.56