Finding the Fourth Proportional to 6,090.48, 8,404.83 and 3,438.75

Step by Step Solution

1. Step 1: Write the proportion equation
   6,090.48 : 8,404.83 = 3,438.75 : x
2. Step 2: Convert to fraction form
   6,090.48/8,404.83 = 3,438.75/x
3. Step 3: Cross multiply
   6,090.48x = 8,404.83 × 3,438.75
4. Step 4: Simplify right side
   6,090.48x = 28,902,109.16
5. Step 5: Solve for x
   x = 28,902,109.16/6,090.48
6. Step 6: Final answer
   x = 4,745.46