Finding the Third Proportional to 1,763,142 and 2,618,793

Step by Step Solution

1. Step 1: Write the proportion equation
   1,763,142 : 2,618,793 = 2,618,793 : x
2. Step 2: Convert to fraction form
   1,763,142/2,618,793 = 2,618,793/x
3. Step 3: Cross multiply
   1,763,142x = 2,618,793 × 2,618,793
4. Step 4: Simplify right side
   1,763,142x = 6,858,076,776,849
5. Step 5: Solve for x
   x = 6,858,076,776,849/1,763,142
6. Step 6: Final answer
   x = 3,889,690.55