Finding the Fourth Proportional to 2,997.67, 4,493.60 and 1,147.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,997.67 : 4,493.60 = 1,147.36 : x
2. Step 2: Convert to fraction form
   2,997.67/4,493.60 = 1,147.36/x
3. Step 3: Cross multiply
   2,997.67x = 4,493.60 × 1,147.36
4. Step 4: Simplify right side
   2,997.67x = 5,155,776.90
5. Step 5: Solve for x
   x = 5,155,776.90/2,997.67
6. Step 6: Final answer
   x = 1,719.93