Finding the Fourth Proportional to 39,093.32, 53,947.46 and 23,168.31

Step by Step Solution

1. Step 1: Write the proportion equation
   39,093.32 : 53,947.46 = 23,168.31 : x
2. Step 2: Convert to fraction form
   39,093.32/53,947.46 = 23,168.31/x
3. Step 3: Cross multiply
   39,093.32x = 53,947.46 × 23,168.31
4. Step 4: Simplify right side
   39,093.32x = 1,249,871,361.15
5. Step 5: Solve for x
   x = 1,249,871,361.15/39,093.32
6. Step 6: Final answer
   x = 31,971.49