Finding the Fourth Proportional to 2,179,399.05, 3,269,834.28 and 964,808.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,179,399.05 : 3,269,834.28 = 964,808.16 : x
2. Step 2: Convert to fraction form
   2,179,399.05/3,269,834.28 = 964,808.16/x
3. Step 3: Cross multiply
   2,179,399.05x = 3,269,834.28 × 964,808.16
4. Step 4: Simplify right side
   2,179,399.05x = 3,154,762,795,191.72
5. Step 5: Solve for x
   x = 3,154,762,795,191.72/2,179,399.05
6. Step 6: Final answer
   x = 1,447,537.93