Finding the Third Proportional to 57,824.09 and 86,736.23

Step by Step Solution

1. Step 1: Write the proportion equation
   57,824.09 : 86,736.23 = 86,736.23 : x
2. Step 2: Convert to fraction form
   57,824.09/86,736.23 = 86,736.23/x
3. Step 3: Cross multiply
   57,824.09x = 86,736.23 × 86,736.23
4. Step 4: Simplify right side
   57,824.09x = 7,523,174,353.55
5. Step 5: Solve for x
   x = 7,523,174,353.55/57,824.09
6. Step 6: Final answer
   x = 130,104.51