Finding the Fourth Proportional to 69,811.33, 96,340.37 and 37,980.16

Step by Step Solution

1. Step 1: Write the proportion equation
   69,811.33 : 96,340.37 = 37,980.16 : x
2. Step 2: Convert to fraction form
   69,811.33/96,340.37 = 37,980.16/x
3. Step 3: Cross multiply
   69,811.33x = 96,340.37 × 37,980.16
4. Step 4: Simplify right side
   69,811.33x = 3,659,022,667.06
5. Step 5: Solve for x
   x = 3,659,022,667.06/69,811.33
6. Step 6: Final answer
   x = 52,413.02