Finding the Fourth Proportional to 31,735.18, 47,569.76 and 10,659.58

Step by Step Solution

1. Step 1: Write the proportion equation
   31,735.18 : 47,569.76 = 10,659.58 : x
2. Step 2: Convert to fraction form
   31,735.18/47,569.76 = 10,659.58/x
3. Step 3: Cross multiply
   31,735.18x = 47,569.76 × 10,659.58
4. Step 4: Simplify right side
   31,735.18x = 507,073,662.30
5. Step 5: Solve for x
   x = 507,073,662.30/31,735.18
6. Step 6: Final answer
   x = 15,978.28