Finding the Fourth Proportional to 81,413.54, 112,351.29 and 45,603.98

Step by Step Solution

1. Step 1: Write the proportion equation
   81,413.54 : 112,351.29 = 45,603.98 : x
2. Step 2: Convert to fraction form
   81,413.54/112,351.29 = 45,603.98/x
3. Step 3: Cross multiply
   81,413.54x = 112,351.29 × 45,603.98
4. Step 4: Simplify right side
   81,413.54x = 5,123,665,982.13
5. Step 5: Solve for x
   x = 5,123,665,982.13/81,413.54
6. Step 6: Final answer
   x = 62,933.83