Finding the Third Proportional to 153,300 and 335,100

Step by Step Solution

1. Step 1: Write the proportion equation
   153,300 : 335,100 = 335,100 : x
2. Step 2: Convert to fraction form
   153,300/335,100 = 335,100/x
3. Step 3: Cross multiply
   153,300x = 335,100 × 335,100
4. Step 4: Simplify right side
   153,300x = 112,292,010,000
5. Step 5: Solve for x
   x = 112,292,010,000/153,300
6. Step 6: Final answer
   x = 732,498.43