Finding the Fourth Proportional to 10,443.42, 15,663.69 and 3,779.19

Step by Step Solution

1. Step 1: Write the proportion equation
   10,443.42 : 15,663.69 = 3,779.19 : x
2. Step 2: Convert to fraction form
   10,443.42/15,663.69 = 3,779.19/x
3. Step 3: Cross multiply
   10,443.42x = 15,663.69 × 3,779.19
4. Step 4: Simplify right side
   10,443.42x = 59,196,060.61
5. Step 5: Solve for x
   x = 59,196,060.61/10,443.42
6. Step 6: Final answer
   x = 5,668.26