Finding the Third Proportional to 88,288 and 113,361

Step by Step Solution

1. Step 1: Write the proportion equation
   88,288 : 113,361 = 113,361 : x
2. Step 2: Convert to fraction form
   88,288/113,361 = 113,361/x
3. Step 3: Cross multiply
   88,288x = 113,361 × 113,361
4. Step 4: Simplify right side
   88,288x = 12,850,716,321
5. Step 5: Solve for x
   x = 12,850,716,321/88,288
6. Step 6: Final answer
   x = 145,554.51