Finding the Fourth Proportional to 1,995.30, 2,990.52 and 1,173.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,995.30 : 2,990.52 = 1,173.96 : x
2. Step 2: Convert to fraction form
   1,995.30/2,990.52 = 1,173.96/x
3. Step 3: Cross multiply
   1,995.30x = 2,990.52 × 1,173.96
4. Step 4: Simplify right side
   1,995.30x = 3,510,750.86
5. Step 5: Solve for x
   x = 3,510,750.86/1,995.30
6. Step 6: Final answer
   x = 1,759.51