Finding the Fourth Proportional to 1,076,849.94, 1,485,793.43 and 709,288.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,076,849.94 : 1,485,793.43 = 709,288.45 : x
2. Step 2: Convert to fraction form
   1,076,849.94/1,485,793.43 = 709,288.45/x
3. Step 3: Cross multiply
   1,076,849.94x = 1,485,793.43 × 709,288.45
4. Step 4: Simplify right side
   1,076,849.94x = 1,053,856,114,383.79
5. Step 5: Solve for x
   x = 1,053,856,114,383.79/1,076,849.94
6. Step 6: Final answer
   x = 978,647.14