Finding the Fourth Proportional to 22,667.80, 31,280.94 and 12,595.98

Step by Step Solution

1. Step 1: Write the proportion equation
   22,667.80 : 31,280.94 = 12,595.98 : x
2. Step 2: Convert to fraction form
   22,667.80/31,280.94 = 12,595.98/x
3. Step 3: Cross multiply
   22,667.80x = 31,280.94 × 12,595.98
4. Step 4: Simplify right side
   22,667.80x = 394,014,094.62
5. Step 5: Solve for x
   x = 394,014,094.62/22,667.80
6. Step 6: Final answer
   x = 17,382.11