Finding the Fourth Proportional to 21,484.82, 29,649.25 and 12,053.58

Step by Step Solution

1. Step 1: Write the proportion equation
   21,484.82 : 29,649.25 = 12,053.58 : x
2. Step 2: Convert to fraction form
   21,484.82/29,649.25 = 12,053.58/x
3. Step 3: Cross multiply
   21,484.82x = 29,649.25 × 12,053.58
4. Step 4: Simplify right side
   21,484.82x = 357,379,606.82
5. Step 5: Solve for x
   x = 357,379,606.82/21,484.82
6. Step 6: Final answer
   x = 16,634.06