Finding the Fourth Proportional to 2,088.72, 2,880.90 and 2,056.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,088.72 : 2,880.90 = 2,056.32 : x
2. Step 2: Convert to fraction form
   2,088.72/2,880.90 = 2,056.32/x
3. Step 3: Cross multiply
   2,088.72x = 2,880.90 × 2,056.32
4. Step 4: Simplify right side
   2,088.72x = 5,924,052.29
5. Step 5: Solve for x
   x = 5,924,052.29/2,088.72
6. Step 6: Final answer
   x = 2,836.21