Finding the Fourth Proportional to 2,059.98, 3,089.98 and 1,648.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,059.98 : 3,089.98 = 1,648.59 : x
2. Step 2: Convert to fraction form
   2,059.98/3,089.98 = 1,648.59/x
3. Step 3: Cross multiply
   2,059.98x = 3,089.98 × 1,648.59
4. Step 4: Simplify right side
   2,059.98x = 5,094,090.56
5. Step 5: Solve for x
   x = 5,094,090.56/2,059.98
6. Step 6: Final answer
   x = 2,472.89