Finding the Fourth Proportional to 8,789,056.56, 13,192,106.85 and 4,243,311.45

Step by Step Solution

1. Step 1: Write the proportion equation
   8,789,056.56 : 13,192,106.85 = 4,243,311.45 : x
2. Step 2: Convert to fraction form
   8,789,056.56/13,192,106.85 = 4,243,311.45/x
3. Step 3: Cross multiply
   8,789,056.56x = 13,192,106.85 × 4,243,311.45
4. Step 4: Simplify right side
   8,789,056.56x = 55,978,218,046,228.43
5. Step 5: Solve for x
   x = 55,978,218,046,228.43/8,789,056.56
6. Step 6: Final answer
   x = 6,369,081.56