Finding the Fourth Proportional to 2,237.60, 3,077.36 and 1,834.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,237.60 : 3,077.36 = 1,834.72 : x
2. Step 2: Convert to fraction form
   2,237.60/3,077.36 = 1,834.72/x
3. Step 3: Cross multiply
   2,237.60x = 3,077.36 × 1,834.72
4. Step 4: Simplify right side
   2,237.60x = 5,646,093.94
5. Step 5: Solve for x
   x = 5,646,093.94/2,237.60
6. Step 6: Final answer
   x = 2,523.28