Finding the Fourth Proportional to 12,013.32, 16,581.33 and 7,300.74

Step by Step Solution

1. Step 1: Write the proportion equation
   12,013.32 : 16,581.33 = 7,300.74 : x
2. Step 2: Convert to fraction form
   12,013.32/16,581.33 = 7,300.74/x
3. Step 3: Cross multiply
   12,013.32x = 16,581.33 × 7,300.74
4. Step 4: Simplify right side
   12,013.32x = 121,055,979.18
5. Step 5: Solve for x
   x = 121,055,979.18/12,013.32
6. Step 6: Final answer
   x = 10,076.81