Finding the Fourth Proportional to 6,076.74, 9,110.79 and 3,116.07

Step by Step Solution

1. Step 1: Write the proportion equation
   6,076.74 : 9,110.79 = 3,116.07 : x
2. Step 2: Convert to fraction form
   6,076.74/9,110.79 = 3,116.07/x
3. Step 3: Cross multiply
   6,076.74x = 9,110.79 × 3,116.07
4. Step 4: Simplify right side
   6,076.74x = 28,389,859.40
5. Step 5: Solve for x
   x = 28,389,859.40/6,076.74
6. Step 6: Final answer
   x = 4,671.89