Finding the Fourth Proportional to 16,068.44, 24,060.73 and 12,931.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,068.44 : 24,060.73 = 12,931.31 : x
2. Step 2: Convert to fraction form
   16,068.44/24,060.73 = 12,931.31/x
3. Step 3: Cross multiply
   16,068.44x = 24,060.73 × 12,931.31
4. Step 4: Simplify right side
   16,068.44x = 311,136,758.46
5. Step 5: Solve for x
   x = 311,136,758.46/16,068.44
6. Step 6: Final answer
   x = 19,363.22