Finding the Third Proportional to 404,907.19 and 886,085.16

Step by Step Solution

1. Step 1: Write the proportion equation
   404,907.19 : 886,085.16 = 886,085.16 : x
2. Step 2: Convert to fraction form
   404,907.19/886,085.16 = 886,085.16/x
3. Step 3: Cross multiply
   404,907.19x = 886,085.16 × 886,085.16
4. Step 4: Simplify right side
   404,907.19x = 785,146,904,126.59
5. Step 5: Solve for x
   x = 785,146,904,126.59/404,907.19
6. Step 6: Final answer
   x = 1,939,078.70