Finding the Fourth Proportional to 4,945.98, 7,419.96 and 2,749.98

Step by Step Solution

1. Step 1: Write the proportion equation
   4,945.98 : 7,419.96 = 2,749.98 : x
2. Step 2: Convert to fraction form
   4,945.98/7,419.96 = 2,749.98/x
3. Step 3: Cross multiply
   4,945.98x = 7,419.96 × 2,749.98
4. Step 4: Simplify right side
   4,945.98x = 20,404,741.60
5. Step 5: Solve for x
   x = 20,404,741.60/4,945.98
6. Step 6: Final answer
   x = 4,125.52