Finding the Fourth Proportional to 1,077,806.59, 1,617,773.55 and 572,366.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,077,806.59 : 1,617,773.55 = 572,366.12 : x
2. Step 2: Convert to fraction form
   1,077,806.59/1,617,773.55 = 572,366.12/x
3. Step 3: Cross multiply
   1,077,806.59x = 1,617,773.55 × 572,366.12
4. Step 4: Simplify right side
   1,077,806.59x = 925,958,759,616.89
5. Step 5: Solve for x
   x = 925,958,759,616.89/1,077,806.59
6. Step 6: Final answer
   x = 859,114.03