Finding the Fourth Proportional to 1,835.93, 2,533.50 and 1,089.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,835.93 : 2,533.50 = 1,089.61 : x
2. Step 2: Convert to fraction form
   1,835.93/2,533.50 = 1,089.61/x
3. Step 3: Cross multiply
   1,835.93x = 2,533.50 × 1,089.61
4. Step 4: Simplify right side
   1,835.93x = 2,760,520.60
5. Step 5: Solve for x
   x = 2,760,520.60/1,835.93
6. Step 6: Final answer
   x = 1,503.61