Finding the Fourth Proportional to 3,655.05, 5,483.43 and 1,057.92

Step by Step Solution

1. Step 1: Write the proportion equation
   3,655.05 : 5,483.43 = 1,057.92 : x
2. Step 2: Convert to fraction form
   3,655.05/5,483.43 = 1,057.92/x
3. Step 3: Cross multiply
   3,655.05x = 5,483.43 × 1,057.92
4. Step 4: Simplify right side
   3,655.05x = 5,801,030.27
5. Step 5: Solve for x
   x = 5,801,030.27/3,655.05
6. Step 6: Final answer
   x = 1,587.13