Finding the Fourth Proportional to 9,404.21, 14,106.37 and 2,830.35

Step by Step Solution

1. Step 1: Write the proportion equation
   9,404.21 : 14,106.37 = 2,830.35 : x
2. Step 2: Convert to fraction form
   9,404.21/14,106.37 = 2,830.35/x
3. Step 3: Cross multiply
   9,404.21x = 14,106.37 × 2,830.35
4. Step 4: Simplify right side
   9,404.21x = 39,925,950.18
5. Step 5: Solve for x
   x = 39,925,950.18/9,404.21
6. Step 6: Final answer
   x = 4,245.54