Finding the Fourth Proportional to 8,228,022.72, 12,349,994.76 and 3,971,187.60

Step by Step Solution

1. Step 1: Write the proportion equation
   8,228,022.72 : 12,349,994.76 = 3,971,187.60 : x
2. Step 2: Convert to fraction form
   8,228,022.72/12,349,994.76 = 3,971,187.60/x
3. Step 3: Cross multiply
   8,228,022.72x = 12,349,994.76 × 3,971,187.60
4. Step 4: Simplify right side
   8,228,022.72x = 49,044,146,050,976.98
5. Step 5: Solve for x
   x = 49,044,146,050,976.98/8,228,022.72
6. Step 6: Final answer
   x = 5,960,623.56