Finding the Fourth Proportional to 12,085.65, 18,131.54 and 5,848.65

Step by Step Solution

1. Step 1: Write the proportion equation
   12,085.65 : 18,131.54 = 5,848.65 : x
2. Step 2: Convert to fraction form
   12,085.65/18,131.54 = 5,848.65/x
3. Step 3: Cross multiply
   12,085.65x = 18,131.54 × 5,848.65
4. Step 4: Simplify right side
   12,085.65x = 106,045,002.18
5. Step 5: Solve for x
   x = 106,045,002.18/12,085.65
6. Step 6: Final answer
   x = 8,774.46