Finding the Third Proportional to 54,583.50 and 86,797.25

Step by Step Solution

1. Step 1: Write the proportion equation
   54,583.50 : 86,797.25 = 86,797.25 : x
2. Step 2: Convert to fraction form
   54,583.50/86,797.25 = 86,797.25/x
3. Step 3: Cross multiply
   54,583.50x = 86,797.25 × 86,797.25
4. Step 4: Simplify right side
   54,583.50x = 7,533,762,607.56
5. Step 5: Solve for x
   x = 7,533,762,607.56/54,583.50
6. Step 6: Final answer
   x = 138,022.71