Finding the Fourth Proportional to 31,076.17, 46,595.82 and 12,346.15

Step by Step Solution

1. Step 1: Write the proportion equation
   31,076.17 : 46,595.82 = 12,346.15 : x
2. Step 2: Convert to fraction form
   31,076.17/46,595.82 = 12,346.15/x
3. Step 3: Cross multiply
   31,076.17x = 46,595.82 × 12,346.15
4. Step 4: Simplify right side
   31,076.17x = 575,278,983.09
5. Step 5: Solve for x
   x = 575,278,983.09/31,076.17
6. Step 6: Final answer
   x = 18,511.90