Finding the Fourth Proportional to 25,164.56, 37,763.86 and 9,581.78

Step by Step Solution

1. Step 1: Write the proportion equation
   25,164.56 : 37,763.86 = 9,581.78 : x
2. Step 2: Convert to fraction form
   25,164.56/37,763.86 = 9,581.78/x
3. Step 3: Cross multiply
   25,164.56x = 37,763.86 × 9,581.78
4. Step 4: Simplify right side
   25,164.56x = 361,844,998.47
5. Step 5: Solve for x
   x = 361,844,998.47/25,164.56
6. Step 6: Final answer
   x = 14,379.15