Finding the Fourth Proportional to 5,100.80, 7,039.17 and 3,004.92

Step by Step Solution

1. Step 1: Write the proportion equation
   5,100.80 : 7,039.17 = 3,004.92 : x
2. Step 2: Convert to fraction form
   5,100.80/7,039.17 = 3,004.92/x
3. Step 3: Cross multiply
   5,100.80x = 7,039.17 × 3,004.92
4. Step 4: Simplify right side
   5,100.80x = 21,152,142.72
5. Step 5: Solve for x
   x = 21,152,142.72/5,100.80
6. Step 6: Final answer
   x = 4,146.83