Finding the Fourth Proportional to 12,848.27, 17,733.57 and 8,364.21

Step by Step Solution

1. Step 1: Write the proportion equation
   12,848.27 : 17,733.57 = 8,364.21 : x
2. Step 2: Convert to fraction form
   12,848.27/17,733.57 = 8,364.21/x
3. Step 3: Cross multiply
   12,848.27x = 17,733.57 × 8,364.21
4. Step 4: Simplify right side
   12,848.27x = 148,327,259.20
5. Step 5: Solve for x
   x = 148,327,259.20/12,848.27
6. Step 6: Final answer
   x = 11,544.53