Finding the Fourth Proportional to 3,810.21, 5,714.91 and 1,037.15

Step by Step Solution

1. Step 1: Write the proportion equation
   3,810.21 : 5,714.91 = 1,037.15 : x
2. Step 2: Convert to fraction form
   3,810.21/5,714.91 = 1,037.15/x
3. Step 3: Cross multiply
   3,810.21x = 5,714.91 × 1,037.15
4. Step 4: Simplify right side
   3,810.21x = 5,927,190.33
5. Step 5: Solve for x
   x = 5,927,190.33/3,810.21
6. Step 6: Final answer
   x = 1,555.61