Finding the Fourth Proportional to 1,204,105.02, 1,661,667.27 and 667,561.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,204,105.02 : 1,661,667.27 = 667,561.02 : x
2. Step 2: Convert to fraction form
   1,204,105.02/1,661,667.27 = 667,561.02/x
3. Step 3: Cross multiply
   1,204,105.02x = 1,661,667.27 × 667,561.02
4. Step 4: Simplify right side
   1,204,105.02x = 1,109,264,297,661.82
5. Step 5: Solve for x
   x = 1,109,264,297,661.82/1,204,105.02
6. Step 6: Final answer
   x = 921,235.51