Finding the Fourth Proportional to 2,380,827.12, 3,285,565.56 and 1,293,109.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,380,827.12 : 3,285,565.56 = 1,293,109.20 : x
2. Step 2: Convert to fraction form
   2,380,827.12/3,285,565.56 = 1,293,109.20/x
3. Step 3: Cross multiply
   2,380,827.12x = 3,285,565.56 × 1,293,109.20
4. Step 4: Simplify right side
   2,380,827.12x = 4,248,595,052,839.15
5. Step 5: Solve for x
   x = 4,248,595,052,839.15/2,380,827.12
6. Step 6: Final answer
   x = 1,784,503.80