Finding the Third Proportional to 188,276 and 413,868.50

Step by Step Solution

1. Step 1: Write the proportion equation
   188,276 : 413,868.50 = 413,868.50 : x
2. Step 2: Convert to fraction form
   188,276/413,868.50 = 413,868.50/x
3. Step 3: Cross multiply
   188,276x = 413,868.50 × 413,868.50
4. Step 4: Simplify right side
   188,276x = 171,287,135,292.25
5. Step 5: Solve for x
   x = 171,287,135,292.25/188,276
6. Step 6: Final answer
   x = 909,766.17