Finding the Fourth Proportional to 57,952.72, 86,958.24 and 43,191.28

Step by Step Solution

1. Step 1: Write the proportion equation
   57,952.72 : 86,958.24 = 43,191.28 : x
2. Step 2: Convert to fraction form
   57,952.72/86,958.24 = 43,191.28/x
3. Step 3: Cross multiply
   57,952.72x = 86,958.24 × 43,191.28
4. Step 4: Simplify right side
   57,952.72x = 3,755,837,692.15
5. Step 5: Solve for x
   x = 3,755,837,692.15/57,952.72
6. Step 6: Final answer
   x = 64,808.65