Finding the Fourth Proportional to 2,218,355.18, 3,061,330.16 and 1,199,759.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218,355.18 : 3,061,330.16 = 1,199,759.94 : x
2. Step 2: Convert to fraction form
   2,218,355.18/3,061,330.16 = 1,199,759.94/x
3. Step 3: Cross multiply
   2,218,355.18x = 3,061,330.16 × 1,199,759.94
4. Step 4: Simplify right side
   2,218,355.18x = 3,672,861,289,081.79
5. Step 5: Solve for x
   x = 3,672,861,289,081.79/2,218,355.18
6. Step 6: Final answer
   x = 1,655,668.72