Finding the Fourth Proportional to 12,393.51, 18,586.32 and 4,071.59

Step by Step Solution

1. Step 1: Write the proportion equation
   12,393.51 : 18,586.32 = 4,071.59 : x
2. Step 2: Convert to fraction form
   12,393.51/18,586.32 = 4,071.59/x
3. Step 3: Cross multiply
   12,393.51x = 18,586.32 × 4,071.59
4. Step 4: Simplify right side
   12,393.51x = 75,675,781.72
5. Step 5: Solve for x
   x = 75,675,781.72/12,393.51
6. Step 6: Final answer
   x = 6,106.08