Finding the Fourth Proportional to 32,480.82, 44,820.32 and 18,139.49

Step by Step Solution

1. Step 1: Write the proportion equation
   32,480.82 : 44,820.32 = 18,139.49 : x
2. Step 2: Convert to fraction form
   32,480.82/44,820.32 = 18,139.49/x
3. Step 3: Cross multiply
   32,480.82x = 44,820.32 × 18,139.49
4. Step 4: Simplify right side
   32,480.82x = 813,018,030.39
5. Step 5: Solve for x
   x = 813,018,030.39/32,480.82
6. Step 6: Final answer
   x = 25,030.71