Finding the Fourth Proportional to 2,603.63, 3,905.34 and 754.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,603.63 : 3,905.34 = 754.71 : x
2. Step 2: Convert to fraction form
   2,603.63/3,905.34 = 754.71/x
3. Step 3: Cross multiply
   2,603.63x = 3,905.34 × 754.71
4. Step 4: Simplify right side
   2,603.63x = 2,947,399.15
5. Step 5: Solve for x
   x = 2,947,399.15/2,603.63
6. Step 6: Final answer
   x = 1,132.03