Finding the Third Proportional to 38,226.56 and 81,373.69

Step by Step Solution

1. Step 1: Write the proportion equation
   38,226.56 : 81,373.69 = 81,373.69 : x
2. Step 2: Convert to fraction form
   38,226.56/81,373.69 = 81,373.69/x
3. Step 3: Cross multiply
   38,226.56x = 81,373.69 × 81,373.69
4. Step 4: Simplify right side
   38,226.56x = 6,621,677,017.35
5. Step 5: Solve for x
   x = 6,621,677,017.35/38,226.56
6. Step 6: Final answer
   x = 173,221.88