Finding the Fourth Proportional to 3,837,694.72, 5,756,461.28 and 1,279,094.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,837,694.72 : 5,756,461.28 = 1,279,094.72 : x
2. Step 2: Convert to fraction form
   3,837,694.72/5,756,461.28 = 1,279,094.72/x
3. Step 3: Cross multiply
   3,837,694.72x = 5,756,461.28 × 1,279,094.72
4. Step 4: Simplify right side
   3,837,694.72x = 7,363,059,229,132.44
5. Step 5: Solve for x
   x = 7,363,059,229,132.44/3,837,694.72
6. Step 6: Final answer
   x = 1,918,615.15