Finding the Third Proportional to 188,274 and 413,866.50

Step by Step Solution

1. Step 1: Write the proportion equation
   188,274 : 413,866.50 = 413,866.50 : x
2. Step 2: Convert to fraction form
   188,274/413,866.50 = 413,866.50/x
3. Step 3: Cross multiply
   188,274x = 413,866.50 × 413,866.50
4. Step 4: Simplify right side
   188,274x = 171,285,479,822.25
5. Step 5: Solve for x
   x = 171,285,479,822.25/188,274
6. Step 6: Final answer
   x = 909,767.04