Finding the Fourth Proportional to 2,552.98, 3,828.16 and 993.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,552.98 : 3,828.16 = 993.42 : x
2. Step 2: Convert to fraction form
   2,552.98/3,828.16 = 993.42/x
3. Step 3: Cross multiply
   2,552.98x = 3,828.16 × 993.42
4. Step 4: Simplify right side
   2,552.98x = 3,802,970.71
5. Step 5: Solve for x
   x = 3,802,970.71/2,552.98
6. Step 6: Final answer
   x = 1,489.62