Finding the Fourth Proportional to 21,333.84, 29,440.50 and 11,773.82

Step by Step Solution

1. Step 1: Write the proportion equation
   21,333.84 : 29,440.50 = 11,773.82 : x
2. Step 2: Convert to fraction form
   21,333.84/29,440.50 = 11,773.82/x
3. Step 3: Cross multiply
   21,333.84x = 29,440.50 × 11,773.82
4. Step 4: Simplify right side
   21,333.84x = 346,627,066.76
5. Step 5: Solve for x
   x = 346,627,066.76/21,333.84
6. Step 6: Final answer
   x = 16,247.76