Finding the Fourth Proportional to 3,338.25, 5,006.31 and 1,146.45

Step by Step Solution

1. Step 1: Write the proportion equation
   3,338.25 : 5,006.31 = 1,146.45 : x
2. Step 2: Convert to fraction form
   3,338.25/5,006.31 = 1,146.45/x
3. Step 3: Cross multiply
   3,338.25x = 5,006.31 × 1,146.45
4. Step 4: Simplify right side
   3,338.25x = 5,739,484.10
5. Step 5: Solve for x
   x = 5,739,484.10/3,338.25
6. Step 6: Final answer
   x = 1,719.31