Finding the Fourth Proportional to 2,780,576.68, 3,837,089.55 and 1,556,767.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,780,576.68 : 3,837,089.55 = 1,556,767.72 : x
2. Step 2: Convert to fraction form
   2,780,576.68/3,837,089.55 = 1,556,767.72/x
3. Step 3: Cross multiply
   2,780,576.68x = 3,837,089.55 × 1,556,767.72
4. Step 4: Simplify right side
   2,780,576.68x = 5,973,457,150,189.33
5. Step 5: Solve for x
   x = 5,973,457,150,189.33/2,780,576.68
6. Step 6: Final answer
   x = 2,148,279.96