Finding the Fourth Proportional to 3,656.16, 5,483.52 and 1,059.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,656.16 : 5,483.52 = 1,059.12 : x
2. Step 2: Convert to fraction form
   3,656.16/5,483.52 = 1,059.12/x
3. Step 3: Cross multiply
   3,656.16x = 5,483.52 × 1,059.12
4. Step 4: Simplify right side
   3,656.16x = 5,807,705.70
5. Step 5: Solve for x
   x = 5,807,705.70/3,656.16
6. Step 6: Final answer
   x = 1,588.47