Finding the Fourth Proportional to 11,873.67, 17,722.82 and 10,472.88

Step by Step Solution

1. Step 1: Write the proportion equation
   11,873.67 : 17,722.82 = 10,472.88 : x
2. Step 2: Convert to fraction form
   11,873.67/17,722.82 = 10,472.88/x
3. Step 3: Cross multiply
   11,873.67x = 17,722.82 × 10,472.88
4. Step 4: Simplify right side
   11,873.67x = 185,608,914.76
5. Step 5: Solve for x
   x = 185,608,914.76/11,873.67
6. Step 6: Final answer
   x = 15,631.98