Finding the Third Proportional to 39,647.63 and 57,983.06

Step by Step Solution

1. Step 1: Write the proportion equation
   39,647.63 : 57,983.06 = 57,983.06 : x
2. Step 2: Convert to fraction form
   39,647.63/57,983.06 = 57,983.06/x
3. Step 3: Cross multiply
   39,647.63x = 57,983.06 × 57,983.06
4. Step 4: Simplify right side
   39,647.63x = 3,362,035,536.88
5. Step 5: Solve for x
   x = 3,362,035,536.88/39,647.63
6. Step 6: Final answer
   x = 84,797.90