Finding the Fourth Proportional to 1,929.43, 2,662.49 and 1,090.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,929.43 : 2,662.49 = 1,090.17 : x
2. Step 2: Convert to fraction form
   1,929.43/2,662.49 = 1,090.17/x
3. Step 3: Cross multiply
   1,929.43x = 2,662.49 × 1,090.17
4. Step 4: Simplify right side
   1,929.43x = 2,902,566.72
5. Step 5: Solve for x
   x = 2,902,566.72/1,929.43
6. Step 6: Final answer
   x = 1,504.36