Finding the Fourth Proportional to 2,070,728.37, 2,857,577.85 and 1,199,681.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,070,728.37 : 2,857,577.85 = 1,199,681.82 : x
2. Step 2: Convert to fraction form
   2,070,728.37/2,857,577.85 = 1,199,681.82/x
3. Step 3: Cross multiply
   2,070,728.37x = 2,857,577.85 × 1,199,681.82
4. Step 4: Simplify right side
   2,070,728.37x = 3,428,184,195,879.69
5. Step 5: Solve for x
   x = 3,428,184,195,879.69/2,070,728.37
6. Step 6: Final answer
   x = 1,655,545.09