Finding the Fourth Proportional to 2,570.64, 3,547.50 and 1,508.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,570.64 : 3,547.50 = 1,508.35 : x
2. Step 2: Convert to fraction form
   2,570.64/3,547.50 = 1,508.35/x
3. Step 3: Cross multiply
   2,570.64x = 3,547.50 × 1,508.35
4. Step 4: Simplify right side
   2,570.64x = 5,350,853.77
5. Step 5: Solve for x
   x = 5,350,853.77/2,570.64
6. Step 6: Final answer
   x = 2,081.53