Finding the Third Proportional to 56,099.25 and 86,222.25

Step by Step Solution

1. Step 1: Write the proportion equation
   56,099.25 : 86,222.25 = 86,222.25 : x
2. Step 2: Convert to fraction form
   56,099.25/86,222.25 = 86,222.25/x
3. Step 3: Cross multiply
   56,099.25x = 86,222.25 × 86,222.25
4. Step 4: Simplify right side
   56,099.25x = 7,434,276,395.06
5. Step 5: Solve for x
   x = 7,434,276,395.06/56,099.25
6. Step 6: Final answer
   x = 132,520.07