Finding the Fourth Proportional to 10,799.63, 16,201.15 and 3,779.47

Step by Step Solution

1. Step 1: Write the proportion equation
   10,799.63 : 16,201.15 = 3,779.47 : x
2. Step 2: Convert to fraction form
   10,799.63/16,201.15 = 3,779.47/x
3. Step 3: Cross multiply
   10,799.63x = 16,201.15 × 3,779.47
4. Step 4: Simplify right side
   10,799.63x = 61,231,771.19
5. Step 5: Solve for x
   x = 61,231,771.19/10,799.63
6. Step 6: Final answer
   x = 5,669.80