Finding the Fourth Proportional to 2,237.38, 3,333.58 and 2,111.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,237.38 : 3,333.58 = 2,111.63 : x
2. Step 2: Convert to fraction form
   2,237.38/3,333.58 = 2,111.63/x
3. Step 3: Cross multiply
   2,237.38x = 3,333.58 × 2,111.63
4. Step 4: Simplify right side
   2,237.38x = 7,039,277.47
5. Step 5: Solve for x
   x = 7,039,277.47/2,237.38
6. Step 6: Final answer
   x = 3,146.22