Finding the Third Proportional to 27,675.56 and 42,971.34

Step by Step Solution

1. Step 1: Write the proportion equation
   27,675.56 : 42,971.34 = 42,971.34 : x
2. Step 2: Convert to fraction form
   27,675.56/42,971.34 = 42,971.34/x
3. Step 3: Cross multiply
   27,675.56x = 42,971.34 × 42,971.34
4. Step 4: Simplify right side
   27,675.56x = 1,846,536,383.68
5. Step 5: Solve for x
   x = 1,846,536,383.68/27,675.56
6. Step 6: Final answer
   x = 66,720.83