Finding the Third Proportional to 88,300.69 and 190,747.69

Step by Step Solution

1. Step 1: Write the proportion equation
   88,300.69 : 190,747.69 = 190,747.69 : x
2. Step 2: Convert to fraction form
   88,300.69/190,747.69 = 190,747.69/x
3. Step 3: Cross multiply
   88,300.69x = 190,747.69 × 190,747.69
4. Step 4: Simplify right side
   88,300.69x = 36,384,680,286.60
5. Step 5: Solve for x
   x = 36,384,680,286.60/88,300.69
6. Step 6: Final answer
   x = 412,054.33