Finding the Fourth Proportional to 22,501.92, 31,054.55 and 13,069.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,501.92 : 31,054.55 = 13,069.88 : x
2. Step 2: Convert to fraction form
   22,501.92/31,054.55 = 13,069.88/x
3. Step 3: Cross multiply
   22,501.92x = 31,054.55 × 13,069.88
4. Step 4: Simplify right side
   22,501.92x = 405,879,021.33
5. Step 5: Solve for x
   x = 405,879,021.33/22,501.92
6. Step 6: Final answer
   x = 18,037.53