Finding the Fourth Proportional to 45,808.52, 63,215.42 and 25,665.57

Step by Step Solution

1. Step 1: Write the proportion equation
   45,808.52 : 63,215.42 = 25,665.57 : x
2. Step 2: Convert to fraction form
   45,808.52/63,215.42 = 25,665.57/x
3. Step 3: Cross multiply
   45,808.52x = 63,215.42 × 25,665.57
4. Step 4: Simplify right side
   45,808.52x = 1,622,459,658.76
5. Step 5: Solve for x
   x = 1,622,459,658.76/45,808.52
6. Step 6: Final answer
   x = 35,418.30