Finding the Third Proportional to 173,600 and 265,520

Step by Step Solution

1. Step 1: Write the proportion equation
   173,600 : 265,520 = 265,520 : x
2. Step 2: Convert to fraction form
   173,600/265,520 = 265,520/x
3. Step 3: Cross multiply
   173,600x = 265,520 × 265,520
4. Step 4: Simplify right side
   173,600x = 70,500,870,400
5. Step 5: Solve for x
   x = 70,500,870,400/173,600
6. Step 6: Final answer
   x = 406,111.00