Finding the Fourth Proportional to 12,081.83, 16,670.61 and 7,300.80

Step by Step Solution

1. Step 1: Write the proportion equation
   12,081.83 : 16,670.61 = 7,300.80 : x
2. Step 2: Convert to fraction form
   12,081.83/16,670.61 = 7,300.80/x
3. Step 3: Cross multiply
   12,081.83x = 16,670.61 × 7,300.80
4. Step 4: Simplify right side
   12,081.83x = 121,708,789.49
5. Step 5: Solve for x
   x = 121,708,789.49/12,081.83
6. Step 6: Final answer
   x = 10,073.71