Finding the Third Proportional to 657,681 and 1,415,178

Step by Step Solution

1. Step 1: Write the proportion equation
   657,681 : 1,415,178 = 1,415,178 : x
2. Step 2: Convert to fraction form
   657,681/1,415,178 = 1,415,178/x
3. Step 3: Cross multiply
   657,681x = 1,415,178 × 1,415,178
4. Step 4: Simplify right side
   657,681x = 2,002,728,771,684
5. Step 5: Solve for x
   x = 2,002,728,771,684/657,681
6. Step 6: Final answer
   x = 3,045,137.04