Finding the Fourth Proportional to 2,713.88, 4,071.52 and 1,153.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,713.88 : 4,071.52 = 1,153.94 : x
2. Step 2: Convert to fraction form
   2,713.88/4,071.52 = 1,153.94/x
3. Step 3: Cross multiply
   2,713.88x = 4,071.52 × 1,153.94
4. Step 4: Simplify right side
   2,713.88x = 4,698,289.79
5. Step 5: Solve for x
   x = 4,698,289.79/2,713.88
6. Step 6: Final answer
   x = 1,731.21