Finding the Fourth Proportional to 31,549.34, 47,313.77 and 10,483.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,549.34 : 47,313.77 = 10,483.72 : x
2. Step 2: Convert to fraction form
   31,549.34/47,313.77 = 10,483.72/x
3. Step 3: Cross multiply
   31,549.34x = 47,313.77 × 10,483.72
4. Step 4: Simplify right side
   31,549.34x = 496,024,316.82
5. Step 5: Solve for x
   x = 496,024,316.82/31,549.34
6. Step 6: Final answer
   x = 15,722.18