Finding the Fourth Proportional to 3,059.44, 4,587.72 and 1,111.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,059.44 : 4,587.72 = 1,111.12 : x
2. Step 2: Convert to fraction form
   3,059.44/4,587.72 = 1,111.12/x
3. Step 3: Cross multiply
   3,059.44x = 4,587.72 × 1,111.12
4. Step 4: Simplify right side
   3,059.44x = 5,097,507.45
5. Step 5: Solve for x
   x = 5,097,507.45/3,059.44
6. Step 6: Final answer
   x = 1,666.16