Finding the Fourth Proportional to 31,053.82, 46,566.46 and 9,989.98

Step by Step Solution

1. Step 1: Write the proportion equation
   31,053.82 : 46,566.46 = 9,989.98 : x
2. Step 2: Convert to fraction form
   31,053.82/46,566.46 = 9,989.98/x
3. Step 3: Cross multiply
   31,053.82x = 46,566.46 × 9,989.98
4. Step 4: Simplify right side
   31,053.82x = 465,198,004.07
5. Step 5: Solve for x
   x = 465,198,004.07/31,053.82
6. Step 6: Final answer
   x = 14,980.38