Finding the Fourth Proportional to 32,388.39, 48,635.37 and 19,987.25

Step by Step Solution

1. Step 1: Write the proportion equation
   32,388.39 : 48,635.37 = 19,987.25 : x
2. Step 2: Convert to fraction form
   32,388.39/48,635.37 = 19,987.25/x
3. Step 3: Cross multiply
   32,388.39x = 48,635.37 × 19,987.25
4. Step 4: Simplify right side
   32,388.39x = 972,087,055.86
5. Step 5: Solve for x
   x = 972,087,055.86/32,388.39
6. Step 6: Final answer
   x = 30,013.44