Finding the Fourth Proportional to 2,570.95, 3,547.98 and 1,576.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,570.95 : 3,547.98 = 1,576.78 : x
2. Step 2: Convert to fraction form
   2,570.95/3,547.98 = 1,576.78/x
3. Step 3: Cross multiply
   2,570.95x = 3,547.98 × 1,576.78
4. Step 4: Simplify right side
   2,570.95x = 5,594,387.23
5. Step 5: Solve for x
   x = 5,594,387.23/2,570.95
6. Step 6: Final answer
   x = 2,176.00