Finding the Fourth Proportional to 45,549, 62,855.80 and 25,405.72

Step by Step Solution

1. Step 1: Write the proportion equation
   45,549 : 62,855.80 = 25,405.72 : x
2. Step 2: Convert to fraction form
   45,549/62,855.80 = 25,405.72/x
3. Step 3: Cross multiply
   45,549x = 62,855.80 × 25,405.72
4. Step 4: Simplify right side
   45,549x = 1,596,896,634.52
5. Step 5: Solve for x
   x = 1,596,896,634.52/45,549
6. Step 6: Final answer
   x = 35,058.87