Finding the Third Proportional to 220,132 and 341,726

Step by Step Solution

1. Step 1: Write the proportion equation
   220,132 : 341,726 = 341,726 : x
2. Step 2: Convert to fraction form
   220,132/341,726 = 341,726/x
3. Step 3: Cross multiply
   220,132x = 341,726 × 341,726
4. Step 4: Simplify right side
   220,132x = 116,776,659,076
5. Step 5: Solve for x
   x = 116,776,659,076/220,132
6. Step 6: Final answer
   x = 530,484.70