Finding the Fourth Proportional to 12,019.83, 16,574.63 and 8,248.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,019.83 : 16,574.63 = 8,248.50 : x
2. Step 2: Convert to fraction form
   12,019.83/16,574.63 = 8,248.50/x
3. Step 3: Cross multiply
   12,019.83x = 16,574.63 × 8,248.50
4. Step 4: Simplify right side
   12,019.83x = 136,715,711.44
5. Step 5: Solve for x
   x = 136,715,711.44/12,019.83
6. Step 6: Final answer
   x = 11,374.18