Finding the Fourth Proportional to 3,017.30, 4,164.06 and 1,691.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,017.30 : 4,164.06 = 1,691.12 : x
2. Step 2: Convert to fraction form
   3,017.30/4,164.06 = 1,691.12/x
3. Step 3: Cross multiply
   3,017.30x = 4,164.06 × 1,691.12
4. Step 4: Simplify right side
   3,017.30x = 7,041,925.15
5. Step 5: Solve for x
   x = 7,041,925.15/3,017.30
6. Step 6: Final answer
   x = 2,333.85