Finding the Fourth Proportional to 6,111.70, 8,434.23 and 3,459.05

Step by Step Solution

1. Step 1: Write the proportion equation
   6,111.70 : 8,434.23 = 3,459.05 : x
2. Step 2: Convert to fraction form
   6,111.70/8,434.23 = 3,459.05/x
3. Step 3: Cross multiply
   6,111.70x = 8,434.23 × 3,459.05
4. Step 4: Simplify right side
   6,111.70x = 29,174,447.21
5. Step 5: Solve for x
   x = 29,174,447.21/6,111.70
6. Step 6: Final answer
   x = 4,773.54