Finding the Fourth Proportional to 2,090.67, 2,883.73 and 1,345.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,090.67 : 2,883.73 = 1,345.57 : x
2. Step 2: Convert to fraction form
   2,090.67/2,883.73 = 1,345.57/x
3. Step 3: Cross multiply
   2,090.67x = 2,883.73 × 1,345.57
4. Step 4: Simplify right side
   2,090.67x = 3,880,260.58
5. Step 5: Solve for x
   x = 3,880,260.58/2,090.67
6. Step 6: Final answer
   x = 1,855.99