Finding the Third Proportional to 630,178 and 1,382,818

Step by Step Solution

1. Step 1: Write the proportion equation
   630,178 : 1,382,818 = 1,382,818 : x
2. Step 2: Convert to fraction form
   630,178/1,382,818 = 1,382,818/x
3. Step 3: Cross multiply
   630,178x = 1,382,818 × 1,382,818
4. Step 4: Simplify right side
   630,178x = 1,912,185,621,124
5. Step 5: Solve for x
   x = 1,912,185,621,124/630,178
6. Step 6: Final answer
   x = 3,034,357.95