Finding the Third Proportional to 112,989 and 154,932

Step by Step Solution

1. Step 1: Write the proportion equation
   112,989 : 154,932 = 154,932 : x
2. Step 2: Convert to fraction form
   112,989/154,932 = 154,932/x
3. Step 3: Cross multiply
   112,989x = 154,932 × 154,932
4. Step 4: Simplify right side
   112,989x = 24,003,924,624
5. Step 5: Solve for x
   x = 24,003,924,624/112,989
6. Step 6: Final answer
   x = 212,444.79