Finding the Fourth Proportional to 54,005.98, 81,008.72 and 14,567.08

Step by Step Solution

1. Step 1: Write the proportion equation
   54,005.98 : 81,008.72 = 14,567.08 : x
2. Step 2: Convert to fraction form
   54,005.98/81,008.72 = 14,567.08/x
3. Step 3: Cross multiply
   54,005.98x = 81,008.72 × 14,567.08
4. Step 4: Simplify right side
   54,005.98x = 1,180,060,504.94
5. Step 5: Solve for x
   x = 1,180,060,504.94/54,005.98
6. Step 6: Final answer
   x = 21,850.55