Finding the Fourth Proportional to 2,505.32, 3,757.57 and 945.19

Step by Step Solution

1. Step 1: Write the proportion equation
   2,505.32 : 3,757.57 = 945.19 : x
2. Step 2: Convert to fraction form
   2,505.32/3,757.57 = 945.19/x
3. Step 3: Cross multiply
   2,505.32x = 3,757.57 × 945.19
4. Step 4: Simplify right side
   2,505.32x = 3,551,617.59
5. Step 5: Solve for x
   x = 3,551,617.59/2,505.32
6. Step 6: Final answer
   x = 1,417.63