Finding the Third Proportional to 55,354.22 and 88,122.09

Step by Step Solution

1. Step 1: Write the proportion equation
   55,354.22 : 88,122.09 = 88,122.09 : x
2. Step 2: Convert to fraction form
   55,354.22/88,122.09 = 88,122.09/x
3. Step 3: Cross multiply
   55,354.22x = 88,122.09 × 88,122.09
4. Step 4: Simplify right side
   55,354.22x = 7,765,503,406.88
5. Step 5: Solve for x
   x = 7,765,503,406.88/55,354.22
6. Step 6: Final answer
   x = 140,287.47