Finding the Fourth Proportional to 2,635.92, 3,953.62 and 1,076.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,635.92 : 3,953.62 = 1,076.06 : x
2. Step 2: Convert to fraction form
   2,635.92/3,953.62 = 1,076.06/x
3. Step 3: Cross multiply
   2,635.92x = 3,953.62 × 1,076.06
4. Step 4: Simplify right side
   2,635.92x = 4,254,333.96
5. Step 5: Solve for x
   x = 4,254,333.96/2,635.92
6. Step 6: Final answer
   x = 1,613.99