Finding the Fourth Proportional to 9,349.65, 12,902.49 and 5,100.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,349.65 : 12,902.49 = 5,100.69 : x
2. Step 2: Convert to fraction form
   9,349.65/12,902.49 = 5,100.69/x
3. Step 3: Cross multiply
   9,349.65x = 12,902.49 × 5,100.69
4. Step 4: Simplify right side
   9,349.65x = 65,811,601.72
5. Step 5: Solve for x
   x = 65,811,601.72/9,349.65
6. Step 6: Final answer
   x = 7,038.94