Finding the Fourth Proportional to 2,748.94, 3,792.59 and 1,553.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,748.94 : 3,792.59 = 1,553.79 : x
2. Step 2: Convert to fraction form
   2,748.94/3,792.59 = 1,553.79/x
3. Step 3: Cross multiply
   2,748.94x = 3,792.59 × 1,553.79
4. Step 4: Simplify right side
   2,748.94x = 5,892,873.34
5. Step 5: Solve for x
   x = 5,892,873.34/2,748.94
6. Step 6: Final answer
   x = 2,143.69