Finding the Third Proportional to 61,247.39 and 134,910.56

Step by Step Solution

1. Step 1: Write the proportion equation
   61,247.39 : 134,910.56 = 134,910.56 : x
2. Step 2: Convert to fraction form
   61,247.39/134,910.56 = 134,910.56/x
3. Step 3: Cross multiply
   61,247.39x = 134,910.56 × 134,910.56
4. Step 4: Simplify right side
   61,247.39x = 18,200,859,874.07
5. Step 5: Solve for x
   x = 18,200,859,874.07/61,247.39
6. Step 6: Final answer
   x = 297,169.56