Finding the Fourth Proportional to 2,064.47, 2,848.60 and 1,168.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,064.47 : 2,848.60 = 1,168.20 : x
2. Step 2: Convert to fraction form
   2,064.47/2,848.60 = 1,168.20/x
3. Step 3: Cross multiply
   2,064.47x = 2,848.60 × 1,168.20
4. Step 4: Simplify right side
   2,064.47x = 3,327,731.60
5. Step 5: Solve for x
   x = 3,327,731.60/2,064.47
6. Step 6: Final answer
   x = 1,611.91