Finding the Fourth Proportional to 11,185.47, 16,780.32 and 3,787.94

Step by Step Solution

1. Step 1: Write the proportion equation
   11,185.47 : 16,780.32 = 3,787.94 : x
2. Step 2: Convert to fraction form
   11,185.47/16,780.32 = 3,787.94/x
3. Step 3: Cross multiply
   11,185.47x = 16,780.32 × 3,787.94
4. Step 4: Simplify right side
   11,185.47x = 63,562,845.34
5. Step 5: Solve for x
   x = 63,562,845.34/11,185.47
6. Step 6: Final answer
   x = 5,682.63