Finding the Fourth Proportional to 12,875.22, 19,293.39 and 8,248.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,875.22 : 19,293.39 = 8,248.50 : x
2. Step 2: Convert to fraction form
   12,875.22/19,293.39 = 8,248.50/x
3. Step 3: Cross multiply
   12,875.22x = 19,293.39 × 8,248.50
4. Step 4: Simplify right side
   12,875.22x = 159,141,527.42
5. Step 5: Solve for x
   x = 159,141,527.42/12,875.22
6. Step 6: Final answer
   x = 12,360.30