Finding the Fourth Proportional to 15,823.08, 21,835.98 and 8,749.62

Step by Step Solution

1. Step 1: Write the proportion equation
   15,823.08 : 21,835.98 = 8,749.62 : x
2. Step 2: Convert to fraction form
   15,823.08/21,835.98 = 8,749.62/x
3. Step 3: Cross multiply
   15,823.08x = 21,835.98 × 8,749.62
4. Step 4: Simplify right side
   15,823.08x = 191,056,527.33
5. Step 5: Solve for x
   x = 191,056,527.33/15,823.08
6. Step 6: Final answer
   x = 12,074.55