Finding the Fourth Proportional to 875,222.82, 1,207,555.56 and 569,748.78

Step by Step Solution

1. Step 1: Write the proportion equation
   875,222.82 : 1,207,555.56 = 569,748.78 : x
2. Step 2: Convert to fraction form
   875,222.82/1,207,555.56 = 569,748.78/x
3. Step 3: Cross multiply
   875,222.82x = 1,207,555.56 × 569,748.78
4. Step 4: Simplify right side
   875,222.82x = 688,003,307,092.22
5. Step 5: Solve for x
   x = 688,003,307,092.22/875,222.82
6. Step 6: Final answer
   x = 786,089.32