Finding the Fourth Proportional to 69,976.81, 96,550.77 and 42,745.96

Step by Step Solution

1. Step 1: Write the proportion equation
   69,976.81 : 96,550.77 = 42,745.96 : x
2. Step 2: Convert to fraction form
   69,976.81/96,550.77 = 42,745.96/x
3. Step 3: Cross multiply
   69,976.81x = 96,550.77 × 42,745.96
4. Step 4: Simplify right side
   69,976.81x = 4,127,155,352.39
5. Step 5: Solve for x
   x = 4,127,155,352.39/69,976.81
6. Step 6: Final answer
   x = 58,978.90