Finding the Fourth Proportional to 12,108,826.37, 18,163,305.17 and 3,133,378.37

Step by Step Solution

1. Step 1: Write the proportion equation
   12,108,826.37 : 18,163,305.17 = 3,133,378.37 : x
2. Step 2: Convert to fraction form
   12,108,826.37/18,163,305.17 = 3,133,378.37/x
3. Step 3: Cross multiply
   12,108,826.37x = 18,163,305.17 × 3,133,378.37
4. Step 4: Simplify right side
   12,108,826.37x = 56,912,507,440,903.76
5. Step 5: Solve for x
   x = 56,912,507,440,903.76/12,108,826.37
6. Step 6: Final answer
   x = 4,700,084.53