Finding the Fourth Proportional to 2,521.62, 3,478.50 and 1,498.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,521.62 : 3,478.50 = 1,498.98 : x
2. Step 2: Convert to fraction form
   2,521.62/3,478.50 = 1,498.98/x
3. Step 3: Cross multiply
   2,521.62x = 3,478.50 × 1,498.98
4. Step 4: Simplify right side
   2,521.62x = 5,214,194.44
5. Step 5: Solve for x
   x = 5,214,194.44/2,521.62
6. Step 6: Final answer
   x = 2,067.80