Finding the Third Proportional to 630,544 and 1,342,880

Step by Step Solution

1. Step 1: Write the proportion equation
   630,544 : 1,342,880 = 1,342,880 : x
2. Step 2: Convert to fraction form
   630,544/1,342,880 = 1,342,880/x
3. Step 3: Cross multiply
   630,544x = 1,342,880 × 1,342,880
4. Step 4: Simplify right side
   630,544x = 1,803,326,694,400
5. Step 5: Solve for x
   x = 1,803,326,694,400/630,544
6. Step 6: Final answer
   x = 2,859,953.78