Finding the Fourth Proportional to 6,100.77, 8,419.16 and 3,412.28

Step by Step Solution

1. Step 1: Write the proportion equation
   6,100.77 : 8,419.16 = 3,412.28 : x
2. Step 2: Convert to fraction form
   6,100.77/8,419.16 = 3,412.28/x
3. Step 3: Cross multiply
   6,100.77x = 8,419.16 × 3,412.28
4. Step 4: Simplify right side
   6,100.77x = 28,728,514.22
5. Step 5: Solve for x
   x = 28,728,514.22/6,100.77
6. Step 6: Final answer
   x = 4,709.00