Finding the Fourth Proportional to 3,688.83, 5,533.29 and 1,056.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,688.83 : 5,533.29 = 1,056.42 : x
2. Step 2: Convert to fraction form
   3,688.83/5,533.29 = 1,056.42/x
3. Step 3: Cross multiply
   3,688.83x = 5,533.29 × 1,056.42
4. Step 4: Simplify right side
   3,688.83x = 5,845,478.22
5. Step 5: Solve for x
   x = 5,845,478.22/3,688.83
6. Step 6: Final answer
   x = 1,584.64