Finding the Fourth Proportional to 2,332.18, 3,218.94 and 1,587.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,332.18 : 3,218.94 = 1,587.93 : x
2. Step 2: Convert to fraction form
   2,332.18/3,218.94 = 1,587.93/x
3. Step 3: Cross multiply
   2,332.18x = 3,218.94 × 1,587.93
4. Step 4: Simplify right side
   2,332.18x = 5,111,451.39
5. Step 5: Solve for x
   x = 5,111,451.39/2,332.18
6. Step 6: Final answer
   x = 2,191.71