Finding the Third Proportional to 388,176 and 844,696.50

Step by Step Solution

1. Step 1: Write the proportion equation
   388,176 : 844,696.50 = 844,696.50 : x
2. Step 2: Convert to fraction form
   388,176/844,696.50 = 844,696.50/x
3. Step 3: Cross multiply
   388,176x = 844,696.50 × 844,696.50
4. Step 4: Simplify right side
   388,176x = 713,512,177,112.25
5. Step 5: Solve for x
   x = 713,512,177,112.25/388,176
6. Step 6: Final answer
   x = 1,838,115.13