Finding the Third Proportional to 623,070 and 1,351,116

Step by Step Solution

1. Step 1: Write the proportion equation
   623,070 : 1,351,116 = 1,351,116 : x
2. Step 2: Convert to fraction form
   623,070/1,351,116 = 1,351,116/x
3. Step 3: Cross multiply
   623,070x = 1,351,116 × 1,351,116
4. Step 4: Simplify right side
   623,070x = 1,825,514,445,456
5. Step 5: Solve for x
   x = 1,825,514,445,456/623,070
6. Step 6: Final answer
   x = 2,929,870.55