Finding the Third Proportional to 35,219.50 and 72,058.75

Step by Step Solution

1. Step 1: Write the proportion equation
   35,219.50 : 72,058.75 = 72,058.75 : x
2. Step 2: Convert to fraction form
   35,219.50/72,058.75 = 72,058.75/x
3. Step 3: Cross multiply
   35,219.50x = 72,058.75 × 72,058.75
4. Step 4: Simplify right side
   35,219.50x = 5,192,463,451.56
5. Step 5: Solve for x
   x = 5,192,463,451.56/35,219.50
6. Step 6: Final answer
   x = 147,431.49