Finding the Fourth Proportional to 2,073.83, 2,862.27 and 1,190.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,073.83 : 2,862.27 = 1,190.21 : x
2. Step 2: Convert to fraction form
   2,073.83/2,862.27 = 1,190.21/x
3. Step 3: Cross multiply
   2,073.83x = 2,862.27 × 1,190.21
4. Step 4: Simplify right side
   2,073.83x = 3,406,688.07
5. Step 5: Solve for x
   x = 3,406,688.07/2,073.83
6. Step 6: Final answer
   x = 1,642.71