Finding the Fourth Proportional to 2,565,830.72, 3,540,853.28 and 1,419,990.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,565,830.72 : 3,540,853.28 = 1,419,990.08 : x
2. Step 2: Convert to fraction form
   2,565,830.72/3,540,853.28 = 1,419,990.08/x
3. Step 3: Cross multiply
   2,565,830.72x = 3,540,853.28 × 1,419,990.08
4. Step 4: Simplify right side
   2,565,830.72x = 5,027,976,532,335.46
5. Step 5: Solve for x
   x = 5,027,976,532,335.46/2,565,830.72
6. Step 6: Final answer
   x = 1,959,590.12