Finding the Fourth Proportional to 78,569.37, 108,421.01 and 44,111.57

Step by Step Solution

1. Step 1: Write the proportion equation
   78,569.37 : 108,421.01 = 44,111.57 : x
2. Step 2: Convert to fraction form
   78,569.37/108,421.01 = 44,111.57/x
3. Step 3: Cross multiply
   78,569.37x = 108,421.01 × 44,111.57
4. Step 4: Simplify right side
   78,569.37x = 4,782,620,209.42
5. Step 5: Solve for x
   x = 4,782,620,209.42/78,569.37
6. Step 6: Final answer
   x = 60,871.31