Finding the Fourth Proportional to 30,372.16, 45,578.82 and 10,651

Step by Step Solution

1. Step 1: Write the proportion equation
   30,372.16 : 45,578.82 = 10,651 : x
2. Step 2: Convert to fraction form
   30,372.16/45,578.82 = 10,651/x
3. Step 3: Cross multiply
   30,372.16x = 45,578.82 × 10,651
4. Step 4: Simplify right side
   30,372.16x = 485,460,011.82
5. Step 5: Solve for x
   x = 485,460,011.82/30,372.16
6. Step 6: Final answer
   x = 15,983.72