Finding the Fourth Proportional to 9,425.02, 14,139.06 and 3,185.40

Step by Step Solution

1. Step 1: Write the proportion equation
   9,425.02 : 14,139.06 = 3,185.40 : x
2. Step 2: Convert to fraction form
   9,425.02/14,139.06 = 3,185.40/x
3. Step 3: Cross multiply
   9,425.02x = 14,139.06 × 3,185.40
4. Step 4: Simplify right side
   9,425.02x = 45,038,561.72
5. Step 5: Solve for x
   x = 45,038,561.72/9,425.02
6. Step 6: Final answer
   x = 4,778.62