Finding the Fourth Proportional to 2,089.84, 3,116.34 and 2,071.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,089.84 : 3,116.34 = 2,071.10 : x
2. Step 2: Convert to fraction form
   2,089.84/3,116.34 = 2,071.10/x
3. Step 3: Cross multiply
   2,089.84x = 3,116.34 × 2,071.10
4. Step 4: Simplify right side
   2,089.84x = 6,454,263.45
5. Step 5: Solve for x
   x = 6,454,263.45/2,089.84
6. Step 6: Final answer
   x = 3,088.40