Finding the Fourth Proportional to 57,563.50, 86,404.14 and 47,536.31

Step by Step Solution

1. Step 1: Write the proportion equation
   57,563.50 : 86,404.14 = 47,536.31 : x
2. Step 2: Convert to fraction form
   57,563.50/86,404.14 = 47,536.31/x
3. Step 3: Cross multiply
   57,563.50x = 86,404.14 × 47,536.31
4. Step 4: Simplify right side
   57,563.50x = 4,107,333,984.32
5. Step 5: Solve for x
   x = 4,107,333,984.32/57,563.50
6. Step 6: Final answer
   x = 71,353.10