Finding the Fourth Proportional to 45,272.25, 62,468.49 and 25,128.72

Step by Step Solution

1. Step 1: Write the proportion equation
   45,272.25 : 62,468.49 = 25,128.72 : x
2. Step 2: Convert to fraction form
   45,272.25/62,468.49 = 25,128.72/x
3. Step 3: Cross multiply
   45,272.25x = 62,468.49 × 25,128.72
4. Step 4: Simplify right side
   45,272.25x = 1,569,753,194.03
5. Step 5: Solve for x
   x = 1,569,753,194.03/45,272.25
6. Step 6: Final answer
   x = 34,673.63