Finding the Fourth Proportional to 6,109.83, 8,430.17 and 3,456.66

Step by Step Solution

1. Step 1: Write the proportion equation
   6,109.83 : 8,430.17 = 3,456.66 : x
2. Step 2: Convert to fraction form
   6,109.83/8,430.17 = 3,456.66/x
3. Step 3: Cross multiply
   6,109.83x = 8,430.17 × 3,456.66
4. Step 4: Simplify right side
   6,109.83x = 29,140,214.15
5. Step 5: Solve for x
   x = 29,140,214.15/6,109.83
6. Step 6: Final answer
   x = 4,769.40