Finding the Fourth Proportional to 13,745,155.37, 18,967,208.21 and 7,944,312.83

Step by Step Solution

1. Step 1: Write the proportion equation
   13,745,155.37 : 18,967,208.21 = 7,944,312.83 : x
2. Step 2: Convert to fraction form
   13,745,155.37/18,967,208.21 = 7,944,312.83/x
3. Step 3: Cross multiply
   13,745,155.37x = 18,967,208.21 × 7,944,312.83
4. Step 4: Simplify right side
   13,745,155.37x = 150,681,435,397,426.72
5. Step 5: Solve for x
   x = 150,681,435,397,426.72/13,745,155.37
6. Step 6: Final answer
   x = 10,962,512.35