Finding the Fourth Proportional to 2,892.09, 4,336.98 and 1,042.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,892.09 : 4,336.98 = 1,042.56 : x
2. Step 2: Convert to fraction form
   2,892.09/4,336.98 = 1,042.56/x
3. Step 3: Cross multiply
   2,892.09x = 4,336.98 × 1,042.56
4. Step 4: Simplify right side
   2,892.09x = 4,521,561.87
5. Step 5: Solve for x
   x = 4,521,561.87/2,892.09
6. Step 6: Final answer
   x = 1,563.42