Finding the Third Proportional to 83,053,978.50 and 181,739,413.50

Step by Step Solution

1. Step 1: Write the proportion equation
   83,053,978.50 : 181,739,413.50 = 181,739,413.50 : x
2. Step 2: Convert to fraction form
   83,053,978.50/181,739,413.50 = 181,739,413.50/x
3. Step 3: Cross multiply
   83,053,978.50x = 181,739,413.50 × 181,739,413.50
4. Step 4: Simplify right side
   83,053,978.50x = 33,029,214,419,323,984
5. Step 5: Solve for x
   x = 33,029,214,419,323,984/83,053,978.50
6. Step 6: Final answer
   x = 397,683,711.44