Finding the Fourth Proportional to 2,161.72, 2,984.53 and 1,498.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,161.72 : 2,984.53 = 1,498.33 : x
2. Step 2: Convert to fraction form
   2,161.72/2,984.53 = 1,498.33/x
3. Step 3: Cross multiply
   2,161.72x = 2,984.53 × 1,498.33
4. Step 4: Simplify right side
   2,161.72x = 4,471,795.91
5. Step 5: Solve for x
   x = 4,471,795.91/2,161.72
6. Step 6: Final answer
   x = 2,068.63