Finding the Fourth Proportional to 48,644.96, 72,978.37 and 35,200.37

Step by Step Solution

1. Step 1: Write the proportion equation
   48,644.96 : 72,978.37 = 35,200.37 : x
2. Step 2: Convert to fraction form
   48,644.96/72,978.37 = 35,200.37/x
3. Step 3: Cross multiply
   48,644.96x = 72,978.37 × 35,200.37
4. Step 4: Simplify right side
   48,644.96x = 2,568,865,720.44
5. Step 5: Solve for x
   x = 2,568,865,720.44/48,644.96
6. Step 6: Final answer
   x = 52,808.47