Finding the Fourth Proportional to 2,986,296.72, 4,120,970.78 and 1,762,996.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,986,296.72 : 4,120,970.78 = 1,762,996.31 : x
2. Step 2: Convert to fraction form
   2,986,296.72/4,120,970.78 = 1,762,996.31/x
3. Step 3: Cross multiply
   2,986,296.72x = 4,120,970.78 × 1,762,996.31
4. Step 4: Simplify right side
   2,986,296.72x = 7,265,256,278,757.82
5. Step 5: Solve for x
   x = 7,265,256,278,757.82/2,986,296.72
6. Step 6: Final answer
   x = 2,432,864.84