Finding the Fourth Proportional to 16,068.34, 24,060.59 and 12,931.21

Step by Step Solution

1. Step 1: Write the proportion equation
   16,068.34 : 24,060.59 = 12,931.21 : x
2. Step 2: Convert to fraction form
   16,068.34/24,060.59 = 12,931.21/x
3. Step 3: Cross multiply
   16,068.34x = 24,060.59 × 12,931.21
4. Step 4: Simplify right side
   16,068.34x = 311,132,555.93
5. Step 5: Solve for x
   x = 311,132,555.93/16,068.34
6. Step 6: Final answer
   x = 19,363.08