Finding the Fourth Proportional to 680,789.56, 1,021,182.72 and 182,153.56

Step by Step Solution

1. Step 1: Write the proportion equation
   680,789.56 : 1,021,182.72 = 182,153.56 : x
2. Step 2: Convert to fraction form
   680,789.56/1,021,182.72 = 182,153.56/x
3. Step 3: Cross multiply
   680,789.56x = 1,021,182.72 × 182,153.56
4. Step 4: Simplify right side
   680,789.56x = 186,012,067,858.48
5. Step 5: Solve for x
   x = 186,012,067,858.48/680,789.56
6. Step 6: Final answer
   x = 273,229.91