Finding the Third Proportional to 55,627.88 and 86,294.25

Step by Step Solution

1. Step 1: Write the proportion equation
   55,627.88 : 86,294.25 = 86,294.25 : x
2. Step 2: Convert to fraction form
   55,627.88/86,294.25 = 86,294.25/x
3. Step 3: Cross multiply
   55,627.88x = 86,294.25 × 86,294.25
4. Step 4: Simplify right side
   55,627.88x = 7,446,697,583.06
5. Step 5: Solve for x
   x = 7,446,697,583.06/55,627.88
6. Step 6: Final answer
   x = 133,866.30