Finding the Fourth Proportional to 3,345.96, 5,017.92 and 1,154.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,345.96 : 5,017.92 = 1,154.18 : x
2. Step 2: Convert to fraction form
   3,345.96/5,017.92 = 1,154.18/x
3. Step 3: Cross multiply
   3,345.96x = 5,017.92 × 1,154.18
4. Step 4: Simplify right side
   3,345.96x = 5,791,557.82
5. Step 5: Solve for x
   x = 5,791,557.82/3,345.96
6. Step 6: Final answer
   x = 1,730.91