Finding the Fourth Proportional to 1,530,081.78, 2,295,124.20 and 570,522.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,530,081.78 : 2,295,124.20 = 570,522.71 : x
2. Step 2: Convert to fraction form
   1,530,081.78/2,295,124.20 = 570,522.71/x
3. Step 3: Cross multiply
   1,530,081.78x = 2,295,124.20 × 570,522.71
4. Step 4: Simplify right side
   1,530,081.78x = 1,309,420,466,894.96
5. Step 5: Solve for x
   x = 1,309,420,466,894.96/1,530,081.78
6. Step 6: Final answer
   x = 855,784.63