Finding the Fourth Proportional to 1,019,064.88, 1,406,327.00 and 560,198.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,019,064.88 : 1,406,327.00 = 560,198.78 : x
2. Step 2: Convert to fraction form
   1,019,064.88/1,406,327.00 = 560,198.78/x
3. Step 3: Cross multiply
   1,019,064.88x = 1,406,327.00 × 560,198.78
4. Step 4: Simplify right side
   1,019,064.88x = 787,822,673,032.75
5. Step 5: Solve for x
   x = 787,822,673,032.75/1,019,064.88
6. Step 6: Final answer
   x = 773,083.92