Finding the Fourth Proportional to 10,893.38, 16,335.18 and 3,100.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,893.38 : 16,335.18 = 3,100.34 : x
2. Step 2: Convert to fraction form
   10,893.38/16,335.18 = 3,100.34/x
3. Step 3: Cross multiply
   10,893.38x = 16,335.18 × 3,100.34
4. Step 4: Simplify right side
   10,893.38x = 50,644,611.96
5. Step 5: Solve for x
   x = 50,644,611.96/10,893.38
6. Step 6: Final answer
   x = 4,649.12