Finding the Fourth Proportional to 8,978.90, 13,469.03 and 2,404.94

Step by Step Solution

1. Step 1: Write the proportion equation
   8,978.90 : 13,469.03 = 2,404.94 : x
2. Step 2: Convert to fraction form
   8,978.90/13,469.03 = 2,404.94/x
3. Step 3: Cross multiply
   8,978.90x = 13,469.03 × 2,404.94
4. Step 4: Simplify right side
   8,978.90x = 32,392,196.98
5. Step 5: Solve for x
   x = 32,392,196.98/8,978.90
6. Step 6: Final answer
   x = 3,607.59