Finding the Fourth Proportional to 3,588.57, 5,377.05 and 1,945.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,588.57 : 5,377.05 = 1,945.89 : x
2. Step 2: Convert to fraction form
   3,588.57/5,377.05 = 1,945.89/x
3. Step 3: Cross multiply
   3,588.57x = 5,377.05 × 1,945.89
4. Step 4: Simplify right side
   3,588.57x = 10,463,147.82
5. Step 5: Solve for x
   x = 10,463,147.82/3,588.57
6. Step 6: Final answer
   x = 2,915.69