Finding the Fourth Proportional to 22,317.72, 30,799.32 and 12,246.57

Step by Step Solution

1. Step 1: Write the proportion equation
   22,317.72 : 30,799.32 = 12,246.57 : x
2. Step 2: Convert to fraction form
   22,317.72/30,799.32 = 12,246.57/x
3. Step 3: Cross multiply
   22,317.72x = 30,799.32 × 12,246.57
4. Step 4: Simplify right side
   22,317.72x = 377,186,028.33
5. Step 5: Solve for x
   x = 377,186,028.33/22,317.72
6. Step 6: Final answer
   x = 16,900.74