Finding the Fourth Proportional to 88,224, 132,353.28 and 38,976

Step by Step Solution

1. Step 1: Write the proportion equation
   88,224 : 132,353.28 = 38,976 : x
2. Step 2: Convert to fraction form
   88,224/132,353.28 = 38,976/x
3. Step 3: Cross multiply
   88,224x = 132,353.28 × 38,976
4. Step 4: Simplify right side
   88,224x = 5,158,601,441.28
5. Step 5: Solve for x
   x = 5,158,601,441.28/88,224
6. Step 6: Final answer
   x = 58,471.63