Finding the Fourth Proportional to 2,171,784.65, 3,258,580.50 and 956,739.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,171,784.65 : 3,258,580.50 = 956,739.42 : x
2. Step 2: Convert to fraction form
   2,171,784.65/3,258,580.50 = 956,739.42/x
3. Step 3: Cross multiply
   2,171,784.65x = 3,258,580.50 × 956,739.42
4. Step 4: Simplify right side
   2,171,784.65x = 3,117,612,417,593.31
5. Step 5: Solve for x
   x = 3,117,612,417,593.31/2,171,784.65
6. Step 6: Final answer
   x = 1,435,507.16