Finding the Fourth Proportional to 9,188.37, 13,781.79 and 2,946.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,188.37 : 13,781.79 = 2,946.69 : x
2. Step 2: Convert to fraction form
   9,188.37/13,781.79 = 2,946.69/x
3. Step 3: Cross multiply
   9,188.37x = 13,781.79 × 2,946.69
4. Step 4: Simplify right side
   9,188.37x = 40,610,662.78
5. Step 5: Solve for x
   x = 40,610,662.78/9,188.37
6. Step 6: Final answer
   x = 4,419.79