Finding the Fourth Proportional to 9,155.30, 13,733.82 and 2,491.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,155.30 : 13,733.82 = 2,491.88 : x
2. Step 2: Convert to fraction form
   9,155.30/13,733.82 = 2,491.88/x
3. Step 3: Cross multiply
   9,155.30x = 13,733.82 × 2,491.88
4. Step 4: Simplify right side
   9,155.30x = 34,222,962.71
5. Step 5: Solve for x
   x = 34,222,962.71/9,155.30
6. Step 6: Final answer
   x = 3,738.05