Finding the Fourth Proportional to 893,061.72, 1,339,776.72 and 294,058.56

Step by Step Solution

1. Step 1: Write the proportion equation
   893,061.72 : 1,339,776.72 = 294,058.56 : x
2. Step 2: Convert to fraction form
   893,061.72/1,339,776.72 = 294,058.56/x
3. Step 3: Cross multiply
   893,061.72x = 1,339,776.72 × 294,058.56
4. Step 4: Simplify right side
   893,061.72x = 393,972,813,004.72
5. Step 5: Solve for x
   x = 393,972,813,004.72/893,061.72
6. Step 6: Final answer
   x = 441,148.47