Finding the Fourth Proportional to 4,953.76, 7,431.78 and 1,443.82

Step by Step Solution

1. Step 1: Write the proportion equation
   4,953.76 : 7,431.78 = 1,443.82 : x
2. Step 2: Convert to fraction form
   4,953.76/7,431.78 = 1,443.82/x
3. Step 3: Cross multiply
   4,953.76x = 7,431.78 × 1,443.82
4. Step 4: Simplify right side
   4,953.76x = 10,730,152.60
5. Step 5: Solve for x
   x = 10,730,152.60/4,953.76
6. Step 6: Final answer
   x = 2,166.06