Finding the Fourth Proportional to 8,529,978.06, 12,795,628.05 and 2,850,222.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,529,978.06 : 12,795,628.05 = 2,850,222.42 : x
2. Step 2: Convert to fraction form
   8,529,978.06/12,795,628.05 = 2,850,222.42/x
3. Step 3: Cross multiply
   8,529,978.06x = 12,795,628.05 × 2,850,222.42
4. Step 4: Simplify right side
   8,529,978.06x = 36,470,385,946,090.88
5. Step 5: Solve for x
   x = 36,470,385,946,090.88/8,529,978.06
6. Step 6: Final answer
   x = 4,275,554.48