Finding the Fourth Proportional to 3,337.84, 5,005.56 and 1,145.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,337.84 : 5,005.56 = 1,145.98 : x
2. Step 2: Convert to fraction form
   3,337.84/5,005.56 = 1,145.98/x
3. Step 3: Cross multiply
   3,337.84x = 5,005.56 × 1,145.98
4. Step 4: Simplify right side
   3,337.84x = 5,736,271.65
5. Step 5: Solve for x
   x = 5,736,271.65/3,337.84
6. Step 6: Final answer
   x = 1,718.56