Finding the Fourth Proportional to 31,342.25, 47,018.24 and 10,277.39

Step by Step Solution

1. Step 1: Write the proportion equation
   31,342.25 : 47,018.24 = 10,277.39 : x
2. Step 2: Convert to fraction form
   31,342.25/47,018.24 = 10,277.39/x
3. Step 3: Cross multiply
   31,342.25x = 47,018.24 × 10,277.39
4. Step 4: Simplify right side
   31,342.25x = 483,224,789.59
5. Step 5: Solve for x
   x = 483,224,789.59/31,342.25
6. Step 6: Final answer
   x = 15,417.68