Finding the Third Proportional to 17,647.88 and 27,681.75

Step by Step Solution

1. Step 1: Write the proportion equation
   17,647.88 : 27,681.75 = 27,681.75 : x
2. Step 2: Convert to fraction form
   17,647.88/27,681.75 = 27,681.75/x
3. Step 3: Cross multiply
   17,647.88x = 27,681.75 × 27,681.75
4. Step 4: Simplify right side
   17,647.88x = 766,279,283.06
5. Step 5: Solve for x
   x = 766,279,283.06/17,647.88
6. Step 6: Final answer
   x = 43,420.48