Finding the Fourth Proportional to 22,747.95, 31,379.49 and 13,314.69

Step by Step Solution

1. Step 1: Write the proportion equation
   22,747.95 : 31,379.49 = 13,314.69 : x
2. Step 2: Convert to fraction form
   22,747.95/31,379.49 = 13,314.69/x
3. Step 3: Cross multiply
   22,747.95x = 31,379.49 × 13,314.69
4. Step 4: Simplify right side
   22,747.95x = 417,808,181.71
5. Step 5: Solve for x
   x = 417,808,181.71/22,747.95
6. Step 6: Final answer
   x = 18,366.85