Finding the Fourth Proportional to 12,085.67, 18,123.95 and 5,843.61

Step by Step Solution

1. Step 1: Write the proportion equation
   12,085.67 : 18,123.95 = 5,843.61 : x
2. Step 2: Convert to fraction form
   12,085.67/18,123.95 = 5,843.61/x
3. Step 3: Cross multiply
   12,085.67x = 18,123.95 × 5,843.61
4. Step 4: Simplify right side
   12,085.67x = 105,909,310.07
5. Step 5: Solve for x
   x = 105,909,310.07/12,085.67
6. Step 6: Final answer
   x = 8,763.21