Finding the Fourth Proportional to 1,830.21, 2,525.36 and 1,084.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,830.21 : 2,525.36 = 1,084.20 : x
2. Step 2: Convert to fraction form
   1,830.21/2,525.36 = 1,084.20/x
3. Step 3: Cross multiply
   1,830.21x = 2,525.36 × 1,084.20
4. Step 4: Simplify right side
   1,830.21x = 2,737,989.89
5. Step 5: Solve for x
   x = 2,737,989.89/1,830.21
6. Step 6: Final answer
   x = 1,496.00