Finding the Fourth Proportional to 3,007.02, 4,510.71 and 1,157.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,007.02 : 4,510.71 = 1,157.88 : x
2. Step 2: Convert to fraction form
   3,007.02/4,510.71 = 1,157.88/x
3. Step 3: Cross multiply
   3,007.02x = 4,510.71 × 1,157.88
4. Step 4: Simplify right side
   3,007.02x = 5,222,860.89
5. Step 5: Solve for x
   x = 5,222,860.89/3,007.02
6. Step 6: Final answer
   x = 1,736.89