Finding the Fourth Proportional to 1,929.59, 2,892.06 and 888.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,929.59 : 2,892.06 = 888.17 : x
2. Step 2: Convert to fraction form
   1,929.59/2,892.06 = 888.17/x
3. Step 3: Cross multiply
   1,929.59x = 2,892.06 × 888.17
4. Step 4: Simplify right side
   1,929.59x = 2,568,626.47
5. Step 5: Solve for x
   x = 2,568,626.47/1,929.59
6. Step 6: Final answer
   x = 1,331.18