Finding the Fourth Proportional to 3,748.73, 5,615.57 and 1,868.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,748.73 : 5,615.57 = 1,868.96 : x
2. Step 2: Convert to fraction form
   3,748.73/5,615.57 = 1,868.96/x
3. Step 3: Cross multiply
   3,748.73x = 5,615.57 × 1,868.96
4. Step 4: Simplify right side
   3,748.73x = 10,495,275.71
5. Step 5: Solve for x
   x = 10,495,275.71/3,748.73
6. Step 6: Final answer
   x = 2,799.69