Finding the Fourth Proportional to 3,570.32, 5,351.70 and 1,926.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,570.32 : 5,351.70 = 1,926.42 : x
2. Step 2: Convert to fraction form
   3,570.32/5,351.70 = 1,926.42/x
3. Step 3: Cross multiply
   3,570.32x = 5,351.70 × 1,926.42
4. Step 4: Simplify right side
   3,570.32x = 10,309,621.91
5. Step 5: Solve for x
   x = 10,309,621.91/3,570.32
6. Step 6: Final answer
   x = 2,887.59