Finding the Fourth Proportional to 2,345.91, 3,524.34 and 2,017.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,345.91 : 3,524.34 = 2,017.86 : x
2. Step 2: Convert to fraction form
   2,345.91/3,524.34 = 2,017.86/x
3. Step 3: Cross multiply
   2,345.91x = 3,524.34 × 2,017.86
4. Step 4: Simplify right side
   2,345.91x = 7,111,624.71
5. Step 5: Solve for x
   x = 7,111,624.71/2,345.91
6. Step 6: Final answer
   x = 3,031.50