Finding the Fourth Proportional to 2,036.18, 3,047.34 and 1,256.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,036.18 : 3,047.34 = 1,256.67 : x
2. Step 2: Convert to fraction form
   2,036.18/3,047.34 = 1,256.67/x
3. Step 3: Cross multiply
   2,036.18x = 3,047.34 × 1,256.67
4. Step 4: Simplify right side
   2,036.18x = 3,829,500.76
5. Step 5: Solve for x
   x = 3,829,500.76/2,036.18
6. Step 6: Final answer
   x = 1,880.73