Finding the Fourth Proportional to 2,218,557.82, 3,061,599.78 and 1,199,960.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218,557.82 : 3,061,599.78 = 1,199,960.14 : x
2. Step 2: Convert to fraction form
   2,218,557.82/3,061,599.78 = 1,199,960.14/x
3. Step 3: Cross multiply
   2,218,557.82x = 3,061,599.78 × 1,199,960.14
4. Step 4: Simplify right side
   2,218,557.82x = 3,673,797,700,632.77
5. Step 5: Solve for x
   x = 3,673,797,700,632.77/2,218,557.82
6. Step 6: Final answer
   x = 1,655,939.58