Finding the Fourth Proportional to 2,527.81, 3,488.27 and 1,864.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,527.81 : 3,488.27 = 1,864.42 : x
2. Step 2: Convert to fraction form
   2,527.81/3,488.27 = 1,864.42/x
3. Step 3: Cross multiply
   2,527.81x = 3,488.27 × 1,864.42
4. Step 4: Simplify right side
   2,527.81x = 6,503,582.31
5. Step 5: Solve for x
   x = 6,503,582.31/2,527.81
6. Step 6: Final answer
   x = 2,572.82