Finding the Fourth Proportional to 1,928,514.56, 2,661,170.72 and 1,069,001.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,928,514.56 : 2,661,170.72 = 1,069,001.60 : x
2. Step 2: Convert to fraction form
   1,928,514.56/2,661,170.72 = 1,069,001.60/x
3. Step 3: Cross multiply
   1,928,514.56x = 2,661,170.72 × 1,069,001.60
4. Step 4: Simplify right side
   1,928,514.56x = 2,844,795,757,553.15
5. Step 5: Solve for x
   x = 2,844,795,757,553.15/1,928,514.56
6. Step 6: Final answer
   x = 1,475,122.78