Finding the Fourth Proportional to 2,892.48, 3,994.54 and 2,493.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,892.48 : 3,994.54 = 2,493.32 : x
2. Step 2: Convert to fraction form
   2,892.48/3,994.54 = 2,493.32/x
3. Step 3: Cross multiply
   2,892.48x = 3,994.54 × 2,493.32
4. Step 4: Simplify right side
   2,892.48x = 9,959,666.47
5. Step 5: Solve for x
   x = 9,959,666.47/2,892.48
6. Step 6: Final answer
   x = 3,443.30