Finding the Fourth Proportional to 2,019.06, 2,785.21 and 1,521.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019.06 : 2,785.21 = 1,521.52 : x
2. Step 2: Convert to fraction form
   2,019.06/2,785.21 = 1,521.52/x
3. Step 3: Cross multiply
   2,019.06x = 2,785.21 × 1,521.52
4. Step 4: Simplify right side
   2,019.06x = 4,237,741.95
5. Step 5: Solve for x
   x = 4,237,741.95/2,019.06
6. Step 6: Final answer
   x = 2,098.87