Finding the Third Proportional to 40,596.19 and 59,664.09

Step by Step Solution

1. Step 1: Write the proportion equation
   40,596.19 : 59,664.09 = 59,664.09 : x
2. Step 2: Convert to fraction form
   40,596.19/59,664.09 = 59,664.09/x
3. Step 3: Cross multiply
   40,596.19x = 59,664.09 × 59,664.09
4. Step 4: Simplify right side
   40,596.19x = 3,559,804,083.01
5. Step 5: Solve for x
   x = 3,559,804,083.01/40,596.19
6. Step 6: Final answer
   x = 87,688.14