Finding the Fourth Proportional to 2,118.95, 3,174.90 and 1,499.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,118.95 : 3,174.90 = 1,499.58 : x
2. Step 2: Convert to fraction form
   2,118.95/3,174.90 = 1,499.58/x
3. Step 3: Cross multiply
   2,118.95x = 3,174.90 × 1,499.58
4. Step 4: Simplify right side
   2,118.95x = 4,761,016.54
5. Step 5: Solve for x
   x = 4,761,016.54/2,118.95
6. Step 6: Final answer
   x = 2,246.88