Finding the Fourth Proportional to 2,945.72, 4,419.50 and 1,096.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,945.72 : 4,419.50 = 1,096.98 : x
2. Step 2: Convert to fraction form
   2,945.72/4,419.50 = 1,096.98/x
3. Step 3: Cross multiply
   2,945.72x = 4,419.50 × 1,096.98
4. Step 4: Simplify right side
   2,945.72x = 4,848,097.63
5. Step 5: Solve for x
   x = 4,848,097.63/2,945.72
6. Step 6: Final answer
   x = 1,645.81