Finding the Fourth Proportional to 1,200,819.18, 1,801,447.06 and 569,727.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,200,819.18 : 1,801,447.06 = 569,727.12 : x
2. Step 2: Convert to fraction form
   1,200,819.18/1,801,447.06 = 569,727.12/x
3. Step 3: Cross multiply
   1,200,819.18x = 1,801,447.06 × 569,727.12
4. Step 4: Simplify right side
   1,200,819.18x = 1,026,333,245,326.27
5. Step 5: Solve for x
   x = 1,026,333,245,326.27/1,200,819.18
6. Step 6: Final answer
   x = 854,694.25