Finding the Fourth Proportional to 31,342.28, 46,980.38 and 10,276.82

Step by Step Solution

1. Step 1: Write the proportion equation
   31,342.28 : 46,980.38 = 10,276.82 : x
2. Step 2: Convert to fraction form
   31,342.28/46,980.38 = 10,276.82/x
3. Step 3: Cross multiply
   31,342.28x = 46,980.38 × 10,276.82
4. Step 4: Simplify right side
   31,342.28x = 482,808,908.79
5. Step 5: Solve for x
   x = 482,808,908.79/31,342.28
6. Step 6: Final answer
   x = 15,404.40