Finding the Fourth Proportional to 22,145.84, 30,561.03 and 12,074.25

Step by Step Solution

1. Step 1: Write the proportion equation
   22,145.84 : 30,561.03 = 12,074.25 : x
2. Step 2: Convert to fraction form
   22,145.84/30,561.03 = 12,074.25/x
3. Step 3: Cross multiply
   22,145.84x = 30,561.03 × 12,074.25
4. Step 4: Simplify right side
   22,145.84x = 369,001,516.48
5. Step 5: Solve for x
   x = 369,001,516.48/22,145.84
6. Step 6: Final answer
   x = 16,662.34