Finding the Fourth Proportional to 9,426.95, 14,134.61 and 3,186.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,426.95 : 14,134.61 = 3,186.37 : x
2. Step 2: Convert to fraction form
   9,426.95/14,134.61 = 3,186.37/x
3. Step 3: Cross multiply
   9,426.95x = 14,134.61 × 3,186.37
4. Step 4: Simplify right side
   9,426.95x = 45,038,097.27
5. Step 5: Solve for x
   x = 45,038,097.27/9,426.95
6. Step 6: Final answer
   x = 4,777.59