Finding the Fourth Proportional to 966,451.69, 1,333,543.25 and 558,591.56

Step by Step Solution

1. Step 1: Write the proportion equation
   966,451.69 : 1,333,543.25 = 558,591.56 : x
2. Step 2: Convert to fraction form
   966,451.69/1,333,543.25 = 558,591.56/x
3. Step 3: Cross multiply
   966,451.69x = 1,333,543.25 × 558,591.56
4. Step 4: Simplify right side
   966,451.69x = 744,906,009,075.31
5. Step 5: Solve for x
   x = 744,906,009,075.31/966,451.69
6. Step 6: Final answer
   x = 770,763.84