Finding the Fourth Proportional to 741,635.31, 1,111,793.22 and 268,215.42

Step by Step Solution

1. Step 1: Write the proportion equation
   741,635.31 : 1,111,793.22 = 268,215.42 : x
2. Step 2: Convert to fraction form
   741,635.31/1,111,793.22 = 268,215.42/x
3. Step 3: Cross multiply
   741,635.31x = 1,111,793.22 × 268,215.42
4. Step 4: Simplify right side
   741,635.31x = 298,200,085,455.45
5. Step 5: Solve for x
   x = 298,200,085,455.45/741,635.31
6. Step 6: Final answer
   x = 402,084.53