Finding the Fourth Proportional to 37,872.56, 56,817.05 and 14,499

Step by Step Solution

1. Step 1: Write the proportion equation
   37,872.56 : 56,817.05 = 14,499 : x
2. Step 2: Convert to fraction form
   37,872.56/56,817.05 = 14,499/x
3. Step 3: Cross multiply
   37,872.56x = 56,817.05 × 14,499
4. Step 4: Simplify right side
   37,872.56x = 823,790,335.46
5. Step 5: Solve for x
   x = 823,790,335.46/37,872.56
6. Step 6: Final answer
   x = 21,751.64