Finding the Fourth Proportional to 3,200,446.89, 4,801,147.83 and 1,178,535.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,200,446.89 : 4,801,147.83 = 1,178,535.42 : x
2. Step 2: Convert to fraction form
   3,200,446.89/4,801,147.83 = 1,178,535.42/x
3. Step 3: Cross multiply
   3,200,446.89x = 4,801,147.83 × 1,178,535.42
4. Step 4: Simplify right side
   3,200,446.89x = 5,658,322,774,311.14
5. Step 5: Solve for x
   x = 5,658,322,774,311.14/3,200,446.89
6. Step 6: Final answer
   x = 1,767,978.96