Finding the Third Proportional to 1,181,142 and 2,578,797

Step by Step Solution

1. Step 1: Write the proportion equation
   1,181,142 : 2,578,797 = 2,578,797 : x
2. Step 2: Convert to fraction form
   1,181,142/2,578,797 = 2,578,797/x
3. Step 3: Cross multiply
   1,181,142x = 2,578,797 × 2,578,797
4. Step 4: Simplify right side
   1,181,142x = 6,650,193,967,209
5. Step 5: Solve for x
   x = 6,650,193,967,209/1,181,142
6. Step 6: Final answer
   x = 5,630,308.61