Finding the Fourth Proportional to 3,688.29, 5,533.30 and 1,055.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,688.29 : 5,533.30 = 1,055.83 : x
2. Step 2: Convert to fraction form
   3,688.29/5,533.30 = 1,055.83/x
3. Step 3: Cross multiply
   3,688.29x = 5,533.30 × 1,055.83
4. Step 4: Simplify right side
   3,688.29x = 5,842,224.14
5. Step 5: Solve for x
   x = 5,842,224.14/3,688.29
6. Step 6: Final answer
   x = 1,583.99