Finding the Fourth Proportional to 1,224,629.72, 1,836,311.71 and 550,134.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,224,629.72 : 1,836,311.71 = 550,134.32 : x
2. Step 2: Convert to fraction form
   1,224,629.72/1,836,311.71 = 550,134.32/x
3. Step 3: Cross multiply
   1,224,629.72x = 1,836,311.71 × 550,134.32
4. Step 4: Simplify right side
   1,224,629.72x = 1,010,218,093,888.89
5. Step 5: Solve for x
   x = 1,010,218,093,888.89/1,224,629.72
6. Step 6: Final answer
   x = 824,917.18