Finding the Fourth Proportional to 11,646.89, 17,470.12 and 2,881.80

Step by Step Solution

1. Step 1: Write the proportion equation
   11,646.89 : 17,470.12 = 2,881.80 : x
2. Step 2: Convert to fraction form
   11,646.89/17,470.12 = 2,881.80/x
3. Step 3: Cross multiply
   11,646.89x = 17,470.12 × 2,881.80
4. Step 4: Simplify right side
   11,646.89x = 50,345,384.61
5. Step 5: Solve for x
   x = 50,345,384.61/11,646.89
6. Step 6: Final answer
   x = 4,322.65