Finding the Fourth Proportional to 940,809.82, 1,298,328.61 and 511,096.72

Step by Step Solution

1. Step 1: Write the proportion equation
   940,809.82 : 1,298,328.61 = 511,096.72 : x
2. Step 2: Convert to fraction form
   940,809.82/1,298,328.61 = 511,096.72/x
3. Step 3: Cross multiply
   940,809.82x = 1,298,328.61 × 511,096.72
4. Step 4: Simplify right side
   940,809.82x = 663,571,494,053.16
5. Step 5: Solve for x
   x = 663,571,494,053.16/940,809.82
6. Step 6: Final answer
   x = 705,319.48