Finding the Fourth Proportional to 2,353.76, 3,526.96 and 892.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,353.76 : 3,526.96 = 892.12 : x
2. Step 2: Convert to fraction form
   2,353.76/3,526.96 = 892.12/x
3. Step 3: Cross multiply
   2,353.76x = 3,526.96 × 892.12
4. Step 4: Simplify right side
   2,353.76x = 3,146,471.56
5. Step 5: Solve for x
   x = 3,146,471.56/2,353.76
6. Step 6: Final answer
   x = 1,336.79