Finding the Fourth Proportional to 25,317.91, 34,918.78 and 23,620.25

Step by Step Solution

1. Step 1: Write the proportion equation
   25,317.91 : 34,918.78 = 23,620.25 : x
2. Step 2: Convert to fraction form
   25,317.91/34,918.78 = 23,620.25/x
3. Step 3: Cross multiply
   25,317.91x = 34,918.78 × 23,620.25
4. Step 4: Simplify right side
   25,317.91x = 824,790,020.60
5. Step 5: Solve for x
   x = 824,790,020.60/25,317.91
6. Step 6: Final answer
   x = 32,577.34