Finding the Fourth Proportional to 2,554.63, 3,830.72 and 1,167.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,554.63 : 3,830.72 = 1,167.55 : x
2. Step 2: Convert to fraction form
   2,554.63/3,830.72 = 1,167.55/x
3. Step 3: Cross multiply
   2,554.63x = 3,830.72 × 1,167.55
4. Step 4: Simplify right side
   2,554.63x = 4,472,557.14
5. Step 5: Solve for x
   x = 4,472,557.14/2,554.63
6. Step 6: Final answer
   x = 1,750.77