Finding the Fourth Proportional to 21,294.90, 29,371.32 and 14,111.82

Step by Step Solution

1. Step 1: Write the proportion equation
   21,294.90 : 29,371.32 = 14,111.82 : x
2. Step 2: Convert to fraction form
   21,294.90/29,371.32 = 14,111.82/x
3. Step 3: Cross multiply
   21,294.90x = 29,371.32 × 14,111.82
4. Step 4: Simplify right side
   21,294.90x = 414,482,781.00
5. Step 5: Solve for x
   x = 414,482,781.00/21,294.90
6. Step 6: Final answer
   x = 19,463.95