Finding the Third Proportional to 188,276.25 and 413,868

Step by Step Solution

1. Step 1: Write the proportion equation
   188,276.25 : 413,868 = 413,868 : x
2. Step 2: Convert to fraction form
   188,276.25/413,868 = 413,868/x
3. Step 3: Cross multiply
   188,276.25x = 413,868 × 413,868
4. Step 4: Simplify right side
   188,276.25x = 171,286,721,424
5. Step 5: Solve for x
   x = 171,286,721,424/188,276.25
6. Step 6: Final answer
   x = 909,762.76