Finding the Fourth Proportional to 1,075,459.39, 1,484,152.83 and 585,443

Step by Step Solution

1. Step 1: Write the proportion equation
   1,075,459.39 : 1,484,152.83 = 585,443 : x
2. Step 2: Convert to fraction form
   1,075,459.39/1,484,152.83 = 585,443/x
3. Step 3: Cross multiply
   1,075,459.39x = 1,484,152.83 × 585,443
4. Step 4: Simplify right side
   1,075,459.39x = 868,886,885,253.69
5. Step 5: Solve for x
   x = 868,886,885,253.69/1,075,459.39
6. Step 6: Final answer
   x = 807,921.61