Finding the Fourth Proportional to 1,561,404.69, 2,339,431.37 and 1,048,108.95

Step by Step Solution

1. Step 1: Write the proportion equation
   1,561,404.69 : 2,339,431.37 = 1,048,108.95 : x
2. Step 2: Convert to fraction form
   1,561,404.69/2,339,431.37 = 1,048,108.95/x
3. Step 3: Cross multiply
   1,561,404.69x = 2,339,431.37 × 1,048,108.95
4. Step 4: Simplify right side
   1,561,404.69x = 2,451,978,951,567.22
5. Step 5: Solve for x
   x = 2,451,978,951,567.22/1,561,404.69
6. Step 6: Final answer
   x = 1,570,367.35