Finding the Fourth Proportional to 1,984.37, 2,741.72 and 1,567.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,984.37 : 2,741.72 = 1,567.91 : x
2. Step 2: Convert to fraction form
   1,984.37/2,741.72 = 1,567.91/x
3. Step 3: Cross multiply
   1,984.37x = 2,741.72 × 1,567.91
4. Step 4: Simplify right side
   1,984.37x = 4,298,769.22
5. Step 5: Solve for x
   x = 4,298,769.22/1,984.37
6. Step 6: Final answer
   x = 2,166.32