Finding the Fourth Proportional to 9,346.78, 14,011.53 and 3,498.94

Step by Step Solution

1. Step 1: Write the proportion equation
   9,346.78 : 14,011.53 = 3,498.94 : x
2. Step 2: Convert to fraction form
   9,346.78/14,011.53 = 3,498.94/x
3. Step 3: Cross multiply
   9,346.78x = 14,011.53 × 3,498.94
4. Step 4: Simplify right side
   9,346.78x = 49,025,502.78
5. Step 5: Solve for x
   x = 49,025,502.78/9,346.78
6. Step 6: Final answer
   x = 5,245.18