Finding the Fourth Proportional to 6,104.77, 8,421.54 and 4,111.86

Step by Step Solution

1. Step 1: Write the proportion equation
   6,104.77 : 8,421.54 = 4,111.86 : x
2. Step 2: Convert to fraction form
   6,104.77/8,421.54 = 4,111.86/x
3. Step 3: Cross multiply
   6,104.77x = 8,421.54 × 4,111.86
4. Step 4: Simplify right side
   6,104.77x = 34,628,209.63
5. Step 5: Solve for x
   x = 34,628,209.63/6,104.77
6. Step 6: Final answer
   x = 5,672.32