Finding the Fourth Proportional to 3,763.52, 5,648.74 and 1,915.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,763.52 : 5,648.74 = 1,915.96 : x
2. Step 2: Convert to fraction form
   3,763.52/5,648.74 = 1,915.96/x
3. Step 3: Cross multiply
   3,763.52x = 5,648.74 × 1,915.96
4. Step 4: Simplify right side
   3,763.52x = 10,822,759.89
5. Step 5: Solve for x
   x = 10,822,759.89/3,763.52
6. Step 6: Final answer
   x = 2,875.71