Finding the Fourth Proportional to 2,520.89, 3,476.12 and 1,576.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520.89 : 3,476.12 = 1,576.34 : x
2. Step 2: Convert to fraction form
   2,520.89/3,476.12 = 1,576.34/x
3. Step 3: Cross multiply
   2,520.89x = 3,476.12 × 1,576.34
4. Step 4: Simplify right side
   2,520.89x = 5,479,547.00
5. Step 5: Solve for x
   x = 5,479,547.00/2,520.89
6. Step 6: Final answer
   x = 2,173.66