Finding the Fourth Proportional to 3,337.72, 5,005.54 and 1,145.93

Step by Step Solution

1. Step 1: Write the proportion equation
   3,337.72 : 5,005.54 = 1,145.93 : x
2. Step 2: Convert to fraction form
   3,337.72/5,005.54 = 1,145.93/x
3. Step 3: Cross multiply
   3,337.72x = 5,005.54 × 1,145.93
4. Step 4: Simplify right side
   3,337.72x = 5,735,970.56
5. Step 5: Solve for x
   x = 5,735,970.56/3,337.72
6. Step 6: Final answer
   x = 1,718.53