Finding the Fourth Proportional to 25,580.82, 35,303.15 and 14,403.54

Step by Step Solution

1. Step 1: Write the proportion equation
   25,580.82 : 35,303.15 = 14,403.54 : x
2. Step 2: Convert to fraction form
   25,580.82/35,303.15 = 14,403.54/x
3. Step 3: Cross multiply
   25,580.82x = 35,303.15 × 14,403.54
4. Step 4: Simplify right side
   25,580.82x = 508,490,333.15
5. Step 5: Solve for x
   x = 508,490,333.15/25,580.82
6. Step 6: Final answer
   x = 19,877.80