Finding the Fourth Proportional to 56,095.50, 77,413.25 and 30,602.28

Step by Step Solution

1. Step 1: Write the proportion equation
   56,095.50 : 77,413.25 = 30,602.28 : x
2. Step 2: Convert to fraction form
   56,095.50/77,413.25 = 30,602.28/x
3. Step 3: Cross multiply
   56,095.50x = 77,413.25 × 30,602.28
4. Step 4: Simplify right side
   56,095.50x = 2,369,022,028.72
5. Step 5: Solve for x
   x = 2,369,022,028.72/56,095.50
6. Step 6: Final answer
   x = 42,231.94