Finding the Fourth Proportional to 1,892.42, 2,838.73 and 1,788.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,892.42 : 2,838.73 = 1,788.54 : x
2. Step 2: Convert to fraction form
   1,892.42/2,838.73 = 1,788.54/x
3. Step 3: Cross multiply
   1,892.42x = 2,838.73 × 1,788.54
4. Step 4: Simplify right side
   1,892.42x = 5,077,182.15
5. Step 5: Solve for x
   x = 5,077,182.15/1,892.42
6. Step 6: Final answer
   x = 2,682.90