Finding the Fourth Proportional to 58,413.78, 80,610.96 and 31,556.28

Step by Step Solution

1. Step 1: Write the proportion equation
   58,413.78 : 80,610.96 = 31,556.28 : x
2. Step 2: Convert to fraction form
   58,413.78/80,610.96 = 31,556.28/x
3. Step 3: Cross multiply
   58,413.78x = 80,610.96 × 31,556.28
4. Step 4: Simplify right side
   58,413.78x = 2,543,782,024.83
5. Step 5: Solve for x
   x = 2,543,782,024.83/58,413.78
6. Step 6: Final answer
   x = 43,547.64