Finding the Fourth Proportional to 57,216, 78,961.32 and 32,067.12

Step by Step Solution

1. Step 1: Write the proportion equation
   57,216 : 78,961.32 = 32,067.12 : x
2. Step 2: Convert to fraction form
   57,216/78,961.32 = 32,067.12/x
3. Step 3: Cross multiply
   57,216x = 78,961.32 × 32,067.12
4. Step 4: Simplify right side
   57,216x = 2,532,062,123.80
5. Step 5: Solve for x
   x = 2,532,062,123.80/57,216
6. Step 6: Final answer
   x = 44,254.44