Finding the Fourth Proportional to 1,131,962.16, 1,562,222.28 and 648,591.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,131,962.16 : 1,562,222.28 = 648,591.48 : x
2. Step 2: Convert to fraction form
   1,131,962.16/1,562,222.28 = 648,591.48/x
3. Step 3: Cross multiply
   1,131,962.16x = 1,562,222.28 × 648,591.48
4. Step 4: Simplify right side
   1,131,962.16x = 1,013,244,060,674.17
5. Step 5: Solve for x
   x = 1,013,244,060,674.17/1,131,962.16
6. Step 6: Final answer
   x = 895,121.85