Finding the Fourth Proportional to 59,209.47, 81,709.09 and 31,985.56

Step by Step Solution

1. Step 1: Write the proportion equation
   59,209.47 : 81,709.09 = 31,985.56 : x
2. Step 2: Convert to fraction form
   59,209.47/81,709.09 = 31,985.56/x
3. Step 3: Cross multiply
   59,209.47x = 81,709.09 × 31,985.56
4. Step 4: Simplify right side
   59,209.47x = 2,613,510,962.94
5. Step 5: Solve for x
   x = 2,613,510,962.94/59,209.47
6. Step 6: Final answer
   x = 44,140.09