Finding the Fourth Proportional to 52,433.33, 72,357.50 and 28,559.79

Step by Step Solution

1. Step 1: Write the proportion equation
   52,433.33 : 72,357.50 = 28,559.79 : x
2. Step 2: Convert to fraction form
   52,433.33/72,357.50 = 28,559.79/x
3. Step 3: Cross multiply
   52,433.33x = 72,357.50 × 28,559.79
4. Step 4: Simplify right side
   52,433.33x = 2,066,515,076.32
5. Step 5: Solve for x
   x = 2,066,515,076.32/52,433.33
6. Step 6: Final answer
   x = 39,412.25