Finding the Fourth Proportional to 10,877.60, 16,316.82 and 3,381.92

Step by Step Solution

1. Step 1: Write the proportion equation
   10,877.60 : 16,316.82 = 3,381.92 : x
2. Step 2: Convert to fraction form
   10,877.60/16,316.82 = 3,381.92/x
3. Step 3: Cross multiply
   10,877.60x = 16,316.82 × 3,381.92
4. Step 4: Simplify right side
   10,877.60x = 55,182,098.31
5. Step 5: Solve for x
   x = 55,182,098.31/10,877.60
6. Step 6: Final answer
   x = 5,073.01