Finding the Fourth Proportional to 45,519.25, 62,820.31 and 25,105.31

Step by Step Solution

1. Step 1: Write the proportion equation
   45,519.25 : 62,820.31 = 25,105.31 : x
2. Step 2: Convert to fraction form
   45,519.25/62,820.31 = 25,105.31/x
3. Step 3: Cross multiply
   45,519.25x = 62,820.31 × 25,105.31
4. Step 4: Simplify right side
   45,519.25x = 1,577,123,356.85
5. Step 5: Solve for x
   x = 1,577,123,356.85/45,519.25
6. Step 6: Final answer
   x = 34,647.39