Finding the Fourth Proportional to 1,356.89, 1,873.35 and 1,041.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,356.89 : 1,873.35 = 1,041.56 : x
2. Step 2: Convert to fraction form
   1,356.89/1,873.35 = 1,041.56/x
3. Step 3: Cross multiply
   1,356.89x = 1,873.35 × 1,041.56
4. Step 4: Simplify right side
   1,356.89x = 1,951,197.06
5. Step 5: Solve for x
   x = 1,951,197.06/1,356.89
6. Step 6: Final answer
   x = 1,438.00