Finding the Fourth Proportional to 11,947.63, 16,487.81 and 7,473.92

Step by Step Solution

1. Step 1: Write the proportion equation
   11,947.63 : 16,487.81 = 7,473.92 : x
2. Step 2: Convert to fraction form
   11,947.63/16,487.81 = 7,473.92/x
3. Step 3: Cross multiply
   11,947.63x = 16,487.81 × 7,473.92
4. Step 4: Simplify right side
   11,947.63x = 123,228,632.82
5. Step 5: Solve for x
   x = 123,228,632.82/11,947.63
6. Step 6: Final answer
   x = 10,314.07