Finding the Fourth Proportional to 21,302.00, 29,396.88 and 12,354.82

Step by Step Solution

1. Step 1: Write the proportion equation
   21,302.00 : 29,396.88 = 12,354.82 : x
2. Step 2: Convert to fraction form
   21,302.00/29,396.88 = 12,354.82/x
3. Step 3: Cross multiply
   21,302.00x = 29,396.88 × 12,354.82
4. Step 4: Simplify right side
   21,302.00x = 363,193,087.47
5. Step 5: Solve for x
   x = 363,193,087.47/21,302.00
6. Step 6: Final answer
   x = 17,049.72