Finding the Fourth Proportional to 3,914.19, 5,840.94 and 3,498.75

Step by Step Solution

1. Step 1: Write the proportion equation
   3,914.19 : 5,840.94 = 3,498.75 : x
2. Step 2: Convert to fraction form
   3,914.19/5,840.94 = 3,498.75/x
3. Step 3: Cross multiply
   3,914.19x = 5,840.94 × 3,498.75
4. Step 4: Simplify right side
   3,914.19x = 20,435,988.83
5. Step 5: Solve for x
   x = 20,435,988.83/3,914.19
6. Step 6: Final answer
   x = 5,221.00