Finding the Fourth Proportional to 3,601.88, 5,402.78 and 1,968.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,601.88 : 5,402.78 = 1,968.82 : x
2. Step 2: Convert to fraction form
   3,601.88/5,402.78 = 1,968.82/x
3. Step 3: Cross multiply
   3,601.88x = 5,402.78 × 1,968.82
4. Step 4: Simplify right side
   3,601.88x = 10,637,077.97
5. Step 5: Solve for x
   x = 10,637,077.97/3,601.88
6. Step 6: Final answer
   x = 2,953.21