Finding the Fourth Proportional to 6,090.48, 8,402.41 and 3,699.56

Step by Step Solution

1. Step 1: Write the proportion equation
   6,090.48 : 8,402.41 = 3,699.56 : x
2. Step 2: Convert to fraction form
   6,090.48/8,402.41 = 3,699.56/x
3. Step 3: Cross multiply
   6,090.48x = 8,402.41 × 3,699.56
4. Step 4: Simplify right side
   6,090.48x = 31,085,219.94
5. Step 5: Solve for x
   x = 31,085,219.94/6,090.48
6. Step 6: Final answer
   x = 5,103.90