Finding the Fourth Proportional to 22,874.60, 31,564.86 and 12,803.24

Step by Step Solution

1. Step 1: Write the proportion equation
   22,874.60 : 31,564.86 = 12,803.24 : x
2. Step 2: Convert to fraction form
   22,874.60/31,564.86 = 12,803.24/x
3. Step 3: Cross multiply
   22,874.60x = 31,564.86 × 12,803.24
4. Step 4: Simplify right side
   22,874.60x = 404,132,478.15
5. Step 5: Solve for x
   x = 404,132,478.15/22,874.60
6. Step 6: Final answer
   x = 17,667.30