Finding the Fourth Proportional to 1,164,022.28, 1,606,339.15 and 647,767.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,164,022.28 : 1,606,339.15 = 647,767.37 : x
2. Step 2: Convert to fraction form
   1,164,022.28/1,606,339.15 = 647,767.37/x
3. Step 3: Cross multiply
   1,164,022.28x = 1,606,339.15 × 647,767.37
4. Step 4: Simplify right side
   1,164,022.28x = 1,040,534,076,872.42
5. Step 5: Solve for x
   x = 1,040,534,076,872.42/1,164,022.28
6. Step 6: Final answer
   x = 893,912.51