Finding the Third Proportional to 17,805 and 27,679.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,805 : 27,679.50 = 27,679.50 : x
2. Step 2: Convert to fraction form
   17,805/27,679.50 = 27,679.50/x
3. Step 3: Cross multiply
   17,805x = 27,679.50 × 27,679.50
4. Step 4: Simplify right side
   17,805x = 766,154,720.25
5. Step 5: Solve for x
   x = 766,154,720.25/17,805
6. Step 6: Final answer
   x = 43,030.31