Finding the Fourth Proportional to 3,357.67, 5,038.82 and 1,166.40

Step by Step Solution

1. Step 1: Write the proportion equation
   3,357.67 : 5,038.82 = 1,166.40 : x
2. Step 2: Convert to fraction form
   3,357.67/5,038.82 = 1,166.40/x
3. Step 3: Cross multiply
   3,357.67x = 5,038.82 × 1,166.40
4. Step 4: Simplify right side
   3,357.67x = 5,877,279.65
5. Step 5: Solve for x
   x = 5,877,279.65/3,357.67
6. Step 6: Final answer
   x = 1,750.40