Finding the Fourth Proportional to 2,618,758.42, 3,924,553.83 and 1,978,535.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,618,758.42 : 3,924,553.83 = 1,978,535.86 : x
2. Step 2: Convert to fraction form
   2,618,758.42/3,924,553.83 = 1,978,535.86/x
3. Step 3: Cross multiply
   2,618,758.42x = 3,924,553.83 × 1,978,535.86
4. Step 4: Simplify right side
   2,618,758.42x = 7,764,870,487,155.35
5. Step 5: Solve for x
   x = 7,764,870,487,155.35/2,618,758.42
6. Step 6: Final answer
   x = 2,965,096.14