Finding the Fourth Proportional to 1,362,209.42, 1,879,848.86 and 789,581.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,362,209.42 : 1,879,848.86 = 789,581.74 : x
2. Step 2: Convert to fraction form
   1,362,209.42/1,879,848.86 = 789,581.74/x
3. Step 3: Cross multiply
   1,362,209.42x = 1,879,848.86 × 789,581.74
4. Step 4: Simplify right side
   1,362,209.42x = 1,484,294,333,815.82
5. Step 5: Solve for x
   x = 1,484,294,333,815.82/1,362,209.42
6. Step 6: Final answer
   x = 1,089,622.72