Finding the Third Proportional to 181,242 and 426,429

Step by Step Solution

1. Step 1: Write the proportion equation
   181,242 : 426,429 = 426,429 : x
2. Step 2: Convert to fraction form
   181,242/426,429 = 426,429/x
3. Step 3: Cross multiply
   181,242x = 426,429 × 426,429
4. Step 4: Simplify right side
   181,242x = 181,841,692,041
5. Step 5: Solve for x
   x = 181,841,692,041/181,242
6. Step 6: Final answer
   x = 1,003,308.79