Finding the Third Proportional to 153,017 and 233,910

Step by Step Solution

1. Step 1: Write the proportion equation
   153,017 : 233,910 = 233,910 : x
2. Step 2: Convert to fraction form
   153,017/233,910 = 233,910/x
3. Step 3: Cross multiply
   153,017x = 233,910 × 233,910
4. Step 4: Simplify right side
   153,017x = 54,713,888,100
5. Step 5: Solve for x
   x = 54,713,888,100/153,017
6. Step 6: Final answer
   x = 357,567.38