Finding the Fourth Proportional to 1,561.26, 2,331.76 and 1,414.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,561.26 : 2,331.76 = 1,414.72 : x
2. Step 2: Convert to fraction form
   1,561.26/2,331.76 = 1,414.72/x
3. Step 3: Cross multiply
   1,561.26x = 2,331.76 × 1,414.72
4. Step 4: Simplify right side
   1,561.26x = 3,298,778.14
5. Step 5: Solve for x
   x = 3,298,778.14/1,561.26
6. Step 6: Final answer
   x = 2,112.89