Finding the Fourth Proportional to 1,929.57, 2,662.17 and 1,090.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,929.57 : 2,662.17 = 1,090.17 : x
2. Step 2: Convert to fraction form
   1,929.57/2,662.17 = 1,090.17/x
3. Step 3: Cross multiply
   1,929.57x = 2,662.17 × 1,090.17
4. Step 4: Simplify right side
   1,929.57x = 2,902,217.87
5. Step 5: Solve for x
   x = 2,902,217.87/1,929.57
6. Step 6: Final answer
   x = 1,504.07