Finding the Third Proportional to 181,040 and 253,222

Step by Step Solution

1. Step 1: Write the proportion equation
   181,040 : 253,222 = 253,222 : x
2. Step 2: Convert to fraction form
   181,040/253,222 = 253,222/x
3. Step 3: Cross multiply
   181,040x = 253,222 × 253,222
4. Step 4: Simplify right side
   181,040x = 64,121,381,284
5. Step 5: Solve for x
   x = 64,121,381,284/181,040
6. Step 6: Final answer
   x = 354,183.50