Finding the Fourth Proportional to 2,080,236.72, 2,869,871.78 and 1,264,308.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,080,236.72 : 2,869,871.78 = 1,264,308.96 : x
2. Step 2: Convert to fraction form
   2,080,236.72/2,869,871.78 = 1,264,308.96/x
3. Step 3: Cross multiply
   2,080,236.72x = 2,869,871.78 × 1,264,308.96
4. Step 4: Simplify right side
   2,080,236.72x = 3,628,404,605,505.15
5. Step 5: Solve for x
   x = 3,628,404,605,505.15/2,080,236.72
6. Step 6: Final answer
   x = 1,744,226.78