Finding the Fourth Proportional to 3,761.72, 5,642.98 and 1,296.22

Step by Step Solution

1. Step 1: Write the proportion equation
   3,761.72 : 5,642.98 = 1,296.22 : x
2. Step 2: Convert to fraction form
   3,761.72/5,642.98 = 1,296.22/x
3. Step 3: Cross multiply
   3,761.72x = 5,642.98 × 1,296.22
4. Step 4: Simplify right side
   3,761.72x = 7,314,543.54
5. Step 5: Solve for x
   x = 7,314,543.54/3,761.72
6. Step 6: Final answer
   x = 1,944.47