Finding the Fourth Proportional to 3,590.34, 5,387.94 and 1,947.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,590.34 : 5,387.94 = 1,947.42 : x
2. Step 2: Convert to fraction form
   3,590.34/5,387.94 = 1,947.42/x
3. Step 3: Cross multiply
   3,590.34x = 5,387.94 × 1,947.42
4. Step 4: Simplify right side
   3,590.34x = 10,492,582.11
5. Step 5: Solve for x
   x = 10,492,582.11/3,590.34
6. Step 6: Final answer
   x = 2,922.45