Finding the Fourth Proportional to 6,111.39, 8,434.35 and 3,755.10

Step by Step Solution

1. Step 1: Write the proportion equation
   6,111.39 : 8,434.35 = 3,755.10 : x
2. Step 2: Convert to fraction form
   6,111.39/8,434.35 = 3,755.10/x
3. Step 3: Cross multiply
   6,111.39x = 8,434.35 × 3,755.10
4. Step 4: Simplify right side
   6,111.39x = 31,671,827.69
5. Step 5: Solve for x
   x = 31,671,827.69/6,111.39
6. Step 6: Final answer
   x = 5,182.43