Finding the Fourth Proportional to 2,236,256.10, 3,354,821.55 and 956,861.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,236,256.10 : 3,354,821.55 = 956,861.10 : x
2. Step 2: Convert to fraction form
   2,236,256.10/3,354,821.55 = 956,861.10/x
3. Step 3: Cross multiply
   2,236,256.10x = 3,354,821.55 × 956,861.10
4. Step 4: Simplify right side
   2,236,256.10x = 3,210,098,238,636.70
5. Step 5: Solve for x
   x = 3,210,098,238,636.70/2,236,256.10
6. Step 6: Final answer
   x = 1,435,478.81