Finding the Fourth Proportional to 14,404.43, 21,603.00 and 4,542.89

Step by Step Solution

1. Step 1: Write the proportion equation
   14,404.43 : 21,603.00 = 4,542.89 : x
2. Step 2: Convert to fraction form
   14,404.43/21,603.00 = 4,542.89/x
3. Step 3: Cross multiply
   14,404.43x = 21,603.00 × 4,542.89
4. Step 4: Simplify right side
   14,404.43x = 98,139,961.69
5. Step 5: Solve for x
   x = 98,139,961.69/14,404.43
6. Step 6: Final answer
   x = 6,813.18