Finding the Fourth Proportional to 1,804,900.05, 2,490,690.71 and 1,079,315.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,804,900.05 : 2,490,690.71 = 1,079,315.42 : x
2. Step 2: Convert to fraction form
   1,804,900.05/2,490,690.71 = 1,079,315.42/x
3. Step 3: Cross multiply
   1,804,900.05x = 2,490,690.71 × 1,079,315.42
4. Step 4: Simplify right side
   1,804,900.05x = 2,688,240,889,753.75
5. Step 5: Solve for x
   x = 2,688,240,889,753.75/1,804,900.05
6. Step 6: Final answer
   x = 1,489,412.61