Finding the Third Proportional to 39,461.84 and 86,563.69

Step by Step Solution

1. Step 1: Write the proportion equation
   39,461.84 : 86,563.69 = 86,563.69 : x
2. Step 2: Convert to fraction form
   39,461.84/86,563.69 = 86,563.69/x
3. Step 3: Cross multiply
   39,461.84x = 86,563.69 × 86,563.69
4. Step 4: Simplify right side
   39,461.84x = 7,493,271,993.60
5. Step 5: Solve for x
   x = 7,493,271,993.60/39,461.84
6. Step 6: Final answer
   x = 189,886.55