Finding the Fourth Proportional to 12,141,005.60, 18,211,087.20 and 3,043,182.80

Step by Step Solution

1. Step 1: Write the proportion equation
   12,141,005.60 : 18,211,087.20 = 3,043,182.80 : x
2. Step 2: Convert to fraction form
   12,141,005.60/18,211,087.20 = 3,043,182.80/x
3. Step 3: Cross multiply
   12,141,005.60x = 18,211,087.20 × 3,043,182.80
4. Step 4: Simplify right side
   12,141,005.60x = 55,419,667,336,340.16
5. Step 5: Solve for x
   x = 55,419,667,336,340.16/12,141,005.60
6. Step 6: Final answer
   x = 4,564,668.62