Finding the Third Proportional to 153,413.50 and 328,151

Step by Step Solution

1. Step 1: Write the proportion equation
   153,413.50 : 328,151 = 328,151 : x
2. Step 2: Convert to fraction form
   153,413.50/328,151 = 328,151/x
3. Step 3: Cross multiply
   153,413.50x = 328,151 × 328,151
4. Step 4: Simplify right side
   153,413.50x = 107,683,078,801
5. Step 5: Solve for x
   x = 107,683,078,801/153,413.50
6. Step 6: Final answer
   x = 701,913.97