Finding the Third Proportional to 153,801 and 240,781.69

Step by Step Solution

1. Step 1: Write the proportion equation
   153,801 : 240,781.69 = 240,781.69 : x
2. Step 2: Convert to fraction form
   153,801/240,781.69 = 240,781.69/x
3. Step 3: Cross multiply
   153,801x = 240,781.69 × 240,781.69
4. Step 4: Simplify right side
   153,801x = 57,975,821,035.35
5. Step 5: Solve for x
   x = 57,975,821,035.35/153,801
6. Step 6: Final answer
   x = 376,953.47