Finding the Fourth Proportional to 1,053,581.69, 1,453,942.70 and 570,146.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,053,581.69 : 1,453,942.70 = 570,146.83 : x
2. Step 2: Convert to fraction form
   1,053,581.69/1,453,942.70 = 570,146.83/x
3. Step 3: Cross multiply
   1,053,581.69x = 1,453,942.70 × 570,146.83
4. Step 4: Simplify right side
   1,053,581.69x = 828,960,821,406.64
5. Step 5: Solve for x
   x = 828,960,821,406.64/1,053,581.69
6. Step 6: Final answer
   x = 786,802.61