Finding the Fourth Proportional to 3,017.62, 4,164.32 and 1,691.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,017.62 : 4,164.32 = 1,691.31 : x
2. Step 2: Convert to fraction form
   3,017.62/4,164.32 = 1,691.31/x
3. Step 3: Cross multiply
   3,017.62x = 4,164.32 × 1,691.31
4. Step 4: Simplify right side
   3,017.62x = 7,043,156.06
5. Step 5: Solve for x
   x = 7,043,156.06/3,017.62
6. Step 6: Final answer
   x = 2,334.01