Finding the Third Proportional to 72,954 and 158,690.25

Step by Step Solution

1. Step 1: Write the proportion equation
   72,954 : 158,690.25 = 158,690.25 : x
2. Step 2: Convert to fraction form
   72,954/158,690.25 = 158,690.25/x
3. Step 3: Cross multiply
   72,954x = 158,690.25 × 158,690.25
4. Step 4: Simplify right side
   72,954x = 25,182,595,445.06
5. Step 5: Solve for x
   x = 25,182,595,445.06/72,954
6. Step 6: Final answer
   x = 345,184.57