Finding the Fourth Proportional to 32,607.78, 45,005.56 and 19,865.12

Step by Step Solution

1. Step 1: Write the proportion equation
   32,607.78 : 45,005.56 = 19,865.12 : x
2. Step 2: Convert to fraction form
   32,607.78/45,005.56 = 19,865.12/x
3. Step 3: Cross multiply
   32,607.78x = 45,005.56 × 19,865.12
4. Step 4: Simplify right side
   32,607.78x = 894,040,850.07
5. Step 5: Solve for x
   x = 894,040,850.07/32,607.78
6. Step 6: Final answer
   x = 27,418.02