Finding the Fourth Proportional to 6,090.80, 8,404.10 and 3,437.69

Step by Step Solution

1. Step 1: Write the proportion equation
   6,090.80 : 8,404.10 = 3,437.69 : x
2. Step 2: Convert to fraction form
   6,090.80/8,404.10 = 3,437.69/x
3. Step 3: Cross multiply
   6,090.80x = 8,404.10 × 3,437.69
4. Step 4: Simplify right side
   6,090.80x = 28,890,710.82
5. Step 5: Solve for x
   x = 28,890,710.82/6,090.80
6. Step 6: Final answer
   x = 4,743.34