Finding the Fourth Proportional to 2,104.83, 3,157.28 and 1,491.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,104.83 : 3,157.28 = 1,491.86 : x
2. Step 2: Convert to fraction form
   2,104.83/3,157.28 = 1,491.86/x
3. Step 3: Cross multiply
   2,104.83x = 3,157.28 × 1,491.86
4. Step 4: Simplify right side
   2,104.83x = 4,710,225.77
5. Step 5: Solve for x
   x = 4,710,225.77/2,104.83
6. Step 6: Final answer
   x = 2,237.82