Finding the Fourth Proportional to 3,486.89, 4,809.89 and 2,088.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,486.89 : 4,809.89 = 2,088.83 : x
2. Step 2: Convert to fraction form
   3,486.89/4,809.89 = 2,088.83/x
3. Step 3: Cross multiply
   3,486.89x = 4,809.89 × 2,088.83
4. Step 4: Simplify right side
   3,486.89x = 10,047,008.04
5. Step 5: Solve for x
   x = 10,047,008.04/3,486.89
6. Step 6: Final answer
   x = 2,881.37