Finding the Fourth Proportional to 2,240,956.26, 3,361,432.50 and 821,123.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,240,956.26 : 3,361,432.50 = 821,123.46 : x
2. Step 2: Convert to fraction form
   2,240,956.26/3,361,432.50 = 821,123.46/x
3. Step 3: Cross multiply
   2,240,956.26x = 3,361,432.50 × 821,123.46
4. Step 4: Simplify right side
   2,240,956.26x = 2,760,151,084,956.45
5. Step 5: Solve for x
   x = 2,760,151,084,956.45/2,240,956.26
6. Step 6: Final answer
   x = 1,231,684.50