Finding the Third Proportional to 72,262 and 109,787

Step by Step Solution

1. Step 1: Write the proportion equation
   72,262 : 109,787 = 109,787 : x
2. Step 2: Convert to fraction form
   72,262/109,787 = 109,787/x
3. Step 3: Cross multiply
   72,262x = 109,787 × 109,787
4. Step 4: Simplify right side
   72,262x = 12,053,185,369
5. Step 5: Solve for x
   x = 12,053,185,369/72,262
6. Step 6: Final answer
   x = 166,798.39