Finding the Fourth Proportional to 1,829.89, 2,525.24 and 990.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,829.89 : 2,525.24 = 990.59 : x
2. Step 2: Convert to fraction form
   1,829.89/2,525.24 = 990.59/x
3. Step 3: Cross multiply
   1,829.89x = 2,525.24 × 990.59
4. Step 4: Simplify right side
   1,829.89x = 2,501,481.55
5. Step 5: Solve for x
   x = 2,501,481.55/1,829.89
6. Step 6: Final answer
   x = 1,367.02