Finding the Fourth Proportional to 1,883.34, 2,820.90 and 1,150.70

Step by Step Solution

1. Step 1: Write the proportion equation
   1,883.34 : 2,820.90 = 1,150.70 : x
2. Step 2: Convert to fraction form
   1,883.34/2,820.90 = 1,150.70/x
3. Step 3: Cross multiply
   1,883.34x = 2,820.90 × 1,150.70
4. Step 4: Simplify right side
   1,883.34x = 3,245,995.53
5. Step 5: Solve for x
   x = 3,245,995.53/1,883.34
6. Step 6: Final answer
   x = 1,723.53