Finding the Third Proportional to 72,764 and 158,484

Step by Step Solution

1. Step 1: Write the proportion equation
   72,764 : 158,484 = 158,484 : x
2. Step 2: Convert to fraction form
   72,764/158,484 = 158,484/x
3. Step 3: Cross multiply
   72,764x = 158,484 × 158,484
4. Step 4: Simplify right side
   72,764x = 25,117,178,256
5. Step 5: Solve for x
   x = 25,117,178,256/72,764
6. Step 6: Final answer
   x = 345,186.88