Finding the Fourth Proportional to 3,149.89, 4,722.71 and 1,175.51

Step by Step Solution

1. Step 1: Write the proportion equation
   3,149.89 : 4,722.71 = 1,175.51 : x
2. Step 2: Convert to fraction form
   3,149.89/4,722.71 = 1,175.51/x
3. Step 3: Cross multiply
   3,149.89x = 4,722.71 × 1,175.51
4. Step 4: Simplify right side
   3,149.89x = 5,551,598.76
5. Step 5: Solve for x
   x = 5,551,598.76/3,149.89
6. Step 6: Final answer
   x = 1,762.48