Finding the Third Proportional to 31,392 and 57,888

Step by Step Solution

1. Step 1: Write the proportion equation
   31,392 : 57,888 = 57,888 : x
2. Step 2: Convert to fraction form
   31,392/57,888 = 57,888/x
3. Step 3: Cross multiply
   31,392x = 57,888 × 57,888
4. Step 4: Simplify right side
   31,392x = 3,351,020,544
5. Step 5: Solve for x
   x = 3,351,020,544/31,392
6. Step 6: Final answer
   x = 106,747.60