Finding the Fourth Proportional to 2,200.76, 3,037.06 and 1,317.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,200.76 : 3,037.06 = 1,317.45 : x
2. Step 2: Convert to fraction form
   2,200.76/3,037.06 = 1,317.45/x
3. Step 3: Cross multiply
   2,200.76x = 3,037.06 × 1,317.45
4. Step 4: Simplify right side
   2,200.76x = 4,001,174.70
5. Step 5: Solve for x
   x = 4,001,174.70/2,200.76
6. Step 6: Final answer
   x = 1,818.09