Finding the Fourth Proportional to 3,759.98, 5,640.35 and 1,294.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,759.98 : 5,640.35 = 1,294.47 : x
2. Step 2: Convert to fraction form
   3,759.98/5,640.35 = 1,294.47/x
3. Step 3: Cross multiply
   3,759.98x = 5,640.35 × 1,294.47
4. Step 4: Simplify right side
   3,759.98x = 7,301,263.86
5. Step 5: Solve for x
   x = 7,301,263.86/3,759.98
6. Step 6: Final answer
   x = 1,941.84