Finding the Fourth Proportional to 12,588.51, 18,883.83 and 3,823.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,588.51 : 18,883.83 = 3,823.50 : x
2. Step 2: Convert to fraction form
   12,588.51/18,883.83 = 3,823.50/x
3. Step 3: Cross multiply
   12,588.51x = 18,883.83 × 3,823.50
4. Step 4: Simplify right side
   12,588.51x = 72,202,409.16
5. Step 5: Solve for x
   x = 72,202,409.16/12,588.51
6. Step 6: Final answer
   x = 5,735.58