Finding the Third Proportional to 39,754.69 and 86,410.69

Step by Step Solution

1. Step 1: Write the proportion equation
   39,754.69 : 86,410.69 = 86,410.69 : x
2. Step 2: Convert to fraction form
   39,754.69/86,410.69 = 86,410.69/x
3. Step 3: Cross multiply
   39,754.69x = 86,410.69 × 86,410.69
4. Step 4: Simplify right side
   39,754.69x = 7,466,806,914.22
5. Step 5: Solve for x
   x = 7,466,806,914.22/39,754.69
6. Step 6: Final answer
   x = 187,822.05