Finding the Fourth Proportional to 2,547.18, 3,514.94 and 1,427.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,547.18 : 3,514.94 = 1,427.93 : x
2. Step 2: Convert to fraction form
   2,547.18/3,514.94 = 1,427.93/x
3. Step 3: Cross multiply
   2,547.18x = 3,514.94 × 1,427.93
4. Step 4: Simplify right side
   2,547.18x = 5,019,063.56
5. Step 5: Solve for x
   x = 5,019,063.56/2,547.18
6. Step 6: Final answer
   x = 1,970.44