Finding the Fourth Proportional to 31,751.59, 47,610.37 and 10,684.63

Step by Step Solution

1. Step 1: Write the proportion equation
   31,751.59 : 47,610.37 = 10,684.63 : x
2. Step 2: Convert to fraction form
   31,751.59/47,610.37 = 10,684.63/x
3. Step 3: Cross multiply
   31,751.59x = 47,610.37 × 10,684.63
4. Step 4: Simplify right side
   31,751.59x = 508,699,041.88
5. Step 5: Solve for x
   x = 508,699,041.88/31,751.59
6. Step 6: Final answer
   x = 16,021.22