Finding the Fourth Proportional to 11,661.84, 16,088.10 and 7,883.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,661.84 : 16,088.10 = 7,883.82 : x
2. Step 2: Convert to fraction form
   11,661.84/16,088.10 = 7,883.82/x
3. Step 3: Cross multiply
   11,661.84x = 16,088.10 × 7,883.82
4. Step 4: Simplify right side
   11,661.84x = 126,835,684.54
5. Step 5: Solve for x
   x = 126,835,684.54/11,661.84
6. Step 6: Final answer
   x = 10,876.13