Finding the Fourth Proportional to 17,769.69, 24,521.71 and 11,712.51

Step by Step Solution

1. Step 1: Write the proportion equation
   17,769.69 : 24,521.71 = 11,712.51 : x
2. Step 2: Convert to fraction form
   17,769.69/24,521.71 = 11,712.51/x
3. Step 3: Cross multiply
   17,769.69x = 24,521.71 × 11,712.51
4. Step 4: Simplify right side
   17,769.69x = 287,210,773.59
5. Step 5: Solve for x
   x = 287,210,773.59/17,769.69
6. Step 6: Final answer
   x = 16,162.96