Finding the Fourth Proportional to 11,944.31, 16,490.52 and 7,696.87

Step by Step Solution

1. Step 1: Write the proportion equation
   11,944.31 : 16,490.52 = 7,696.87 : x
2. Step 2: Convert to fraction form
   11,944.31/16,490.52 = 7,696.87/x
3. Step 3: Cross multiply
   11,944.31x = 16,490.52 × 7,696.87
4. Step 4: Simplify right side
   11,944.31x = 126,925,347.45
5. Step 5: Solve for x
   x = 126,925,347.45/11,944.31
6. Step 6: Final answer
   x = 10,626.43