Finding the Fourth Proportional to 22,066.74, 33,114.69 and 10,380.87

Step by Step Solution

1. Step 1: Write the proportion equation
   22,066.74 : 33,114.69 = 10,380.87 : x
2. Step 2: Convert to fraction form
   22,066.74/33,114.69 = 10,380.87/x
3. Step 3: Cross multiply
   22,066.74x = 33,114.69 × 10,380.87
4. Step 4: Simplify right side
   22,066.74x = 343,759,291.98
5. Step 5: Solve for x
   x = 343,759,291.98/22,066.74
6. Step 6: Final answer
   x = 15,578.16