Finding the Fourth Proportional to 52,361.37, 72,258.89 and 28,487.84

Step by Step Solution

1. Step 1: Write the proportion equation
   52,361.37 : 72,258.89 = 28,487.84 : x
2. Step 2: Convert to fraction form
   52,361.37/72,258.89 = 28,487.84/x
3. Step 3: Cross multiply
   52,361.37x = 72,258.89 × 28,487.84
4. Step 4: Simplify right side
   52,361.37x = 2,058,499,193.16
5. Step 5: Solve for x
   x = 2,058,499,193.16/52,361.37
6. Step 6: Final answer
   x = 39,313.32