Finding the Fourth Proportional to 2,731.33, 4,095.24 and 1,172.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,731.33 : 4,095.24 = 1,172.35 : x
2. Step 2: Convert to fraction form
   2,731.33/4,095.24 = 1,172.35/x
3. Step 3: Cross multiply
   2,731.33x = 4,095.24 × 1,172.35
4. Step 4: Simplify right side
   2,731.33x = 4,801,054.61
5. Step 5: Solve for x
   x = 4,801,054.61/2,731.33
6. Step 6: Final answer
   x = 1,757.77