Finding the Fourth Proportional to 3,801.90, 5,701.92 and 1,168.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,801.90 : 5,701.92 = 1,168.72 : x
2. Step 2: Convert to fraction form
   3,801.90/5,701.92 = 1,168.72/x
3. Step 3: Cross multiply
   3,801.90x = 5,701.92 × 1,168.72
4. Step 4: Simplify right side
   3,801.90x = 6,663,947.94
5. Step 5: Solve for x
   x = 6,663,947.94/3,801.90
6. Step 6: Final answer
   x = 1,752.79