Finding the Fourth Proportional to 10,357.69, 15,538.82 and 3,783.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,357.69 : 15,538.82 = 3,783.86 : x
2. Step 2: Convert to fraction form
   10,357.69/15,538.82 = 3,783.86/x
3. Step 3: Cross multiply
   10,357.69x = 15,538.82 × 3,783.86
4. Step 4: Simplify right side
   10,357.69x = 58,796,719.45
5. Step 5: Solve for x
   x = 58,796,719.45/10,357.69
6. Step 6: Final answer
   x = 5,676.62