Finding the Fourth Proportional to 8,354.26, 12,523.83 and 3,422.98

Step by Step Solution

1. Step 1: Write the proportion equation
   8,354.26 : 12,523.83 = 3,422.98 : x
2. Step 2: Convert to fraction form
   8,354.26/12,523.83 = 3,422.98/x
3. Step 3: Cross multiply
   8,354.26x = 12,523.83 × 3,422.98
4. Step 4: Simplify right side
   8,354.26x = 42,868,819.61
5. Step 5: Solve for x
   x = 42,868,819.61/8,354.26
6. Step 6: Final answer
   x = 5,131.37