Finding the Fourth Proportional to 647,529.98, 971,061.69 and 273,582.14

Step by Step Solution

1. Step 1: Write the proportion equation
   647,529.98 : 971,061.69 = 273,582.14 : x
2. Step 2: Convert to fraction form
   647,529.98/971,061.69 = 273,582.14/x
3. Step 3: Cross multiply
   647,529.98x = 971,061.69 × 273,582.14
4. Step 4: Simplify right side
   647,529.98x = 265,665,135,222.22
5. Step 5: Solve for x
   x = 265,665,135,222.22/647,529.98
6. Step 6: Final answer
   x = 410,274.65