Finding the Fourth Proportional to 1,284,795.84, 1,771,336.56 and 1,105,434.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,284,795.84 : 1,771,336.56 = 1,105,434.72 : x
2. Step 2: Convert to fraction form
   1,284,795.84/1,771,336.56 = 1,105,434.72/x
3. Step 3: Cross multiply
   1,284,795.84x = 1,771,336.56 × 1,105,434.72
4. Step 4: Simplify right side
   1,284,795.84x = 1,958,096,934,229.36
5. Step 5: Solve for x
   x = 1,958,096,934,229.36/1,284,795.84
6. Step 6: Final answer
   x = 1,524,052.98