Finding the Fourth Proportional to 1,879,321.52, 2,593,482.72 and 1,019,889.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,879,321.52 : 2,593,482.72 = 1,019,889.20 : x
2. Step 2: Convert to fraction form
   1,879,321.52/2,593,482.72 = 1,019,889.20/x
3. Step 3: Cross multiply
   1,879,321.52x = 2,593,482.72 × 1,019,889.20
4. Step 4: Simplify right side
   1,879,321.52x = 2,645,065,016,514.62
5. Step 5: Solve for x
   x = 2,645,065,016,514.62/1,879,321.52
6. Step 6: Final answer
   x = 1,407,457.42