Finding the Fourth Proportional to 31,596.72, 47,361.78 and 10,531.14

Step by Step Solution

1. Step 1: Write the proportion equation
   31,596.72 : 47,361.78 = 10,531.14 : x
2. Step 2: Convert to fraction form
   31,596.72/47,361.78 = 10,531.14/x
3. Step 3: Cross multiply
   31,596.72x = 47,361.78 × 10,531.14
4. Step 4: Simplify right side
   31,596.72x = 498,773,535.83
5. Step 5: Solve for x
   x = 498,773,535.83/31,596.72
6. Step 6: Final answer
   x = 15,785.61