Finding the Third Proportional to 18,261 and 38,875.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,261 : 38,875.50 = 38,875.50 : x
2. Step 2: Convert to fraction form
   18,261/38,875.50 = 38,875.50/x
3. Step 3: Cross multiply
   18,261x = 38,875.50 × 38,875.50
4. Step 4: Simplify right side
   18,261x = 1,511,304,500.25
5. Step 5: Solve for x
   x = 1,511,304,500.25/18,261
6. Step 6: Final answer
   x = 82,761.32