Finding the Fourth Proportional to 2,089,435.32, 3,131,196.96 and 890,150.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,089,435.32 : 3,131,196.96 = 890,150.16 : x
2. Step 2: Convert to fraction form
   2,089,435.32/3,131,196.96 = 890,150.16/x
3. Step 3: Cross multiply
   2,089,435.32x = 3,131,196.96 × 890,150.16
4. Step 4: Simplify right side
   2,089,435.32x = 2,787,235,474,935.51
5. Step 5: Solve for x
   x = 2,787,235,474,935.51/2,089,435.32
6. Step 6: Final answer
   x = 1,333,965.90