Finding the Fourth Proportional to 22,802.76, 31,468.02 and 13,113.68

Step by Step Solution

1. Step 1: Write the proportion equation
   22,802.76 : 31,468.02 = 13,113.68 : x
2. Step 2: Convert to fraction form
   22,802.76/31,468.02 = 13,113.68/x
3. Step 3: Cross multiply
   22,802.76x = 31,468.02 × 13,113.68
4. Step 4: Simplify right side
   22,802.76x = 412,661,544.51
5. Step 5: Solve for x
   x = 412,661,544.51/22,802.76
6. Step 6: Final answer
   x = 18,097.00