Finding the Fourth Proportional to 40,918.56, 56,475.37 and 25,612.21

Step by Step Solution

1. Step 1: Write the proportion equation
   40,918.56 : 56,475.37 = 25,612.21 : x
2. Step 2: Convert to fraction form
   40,918.56/56,475.37 = 25,612.21/x
3. Step 3: Cross multiply
   40,918.56x = 56,475.37 × 25,612.21
4. Step 4: Simplify right side
   40,918.56x = 1,446,459,036.27
5. Step 5: Solve for x
   x = 1,446,459,036.27/40,918.56
6. Step 6: Final answer
   x = 35,349.71