Finding the Fourth Proportional to 31,031.73, 46,541.82 and 9,972.15

Step by Step Solution

1. Step 1: Write the proportion equation
   31,031.73 : 46,541.82 = 9,972.15 : x
2. Step 2: Convert to fraction form
   31,031.73/46,541.82 = 9,972.15/x
3. Step 3: Cross multiply
   31,031.73x = 46,541.82 × 9,972.15
4. Step 4: Simplify right side
   31,031.73x = 464,122,010.31
5. Step 5: Solve for x
   x = 464,122,010.31/31,031.73
6. Step 6: Final answer
   x = 14,956.37