Finding the Fourth Proportional to 11,787.46, 17,671.22 and 5,118.94

Step by Step Solution

1. Step 1: Write the proportion equation
   11,787.46 : 17,671.22 = 5,118.94 : x
2. Step 2: Convert to fraction form
   11,787.46/17,671.22 = 5,118.94/x
3. Step 3: Cross multiply
   11,787.46x = 17,671.22 × 5,118.94
4. Step 4: Simplify right side
   11,787.46x = 90,457,914.91
5. Step 5: Solve for x
   x = 90,457,914.91/11,787.46
6. Step 6: Final answer
   x = 7,674.08