Finding the Fourth Proportional to 2,075,128.82, 3,112,459.44 and 558,922.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,075,128.82 : 3,112,459.44 = 558,922.72 : x
2. Step 2: Convert to fraction form
   2,075,128.82/3,112,459.44 = 558,922.72/x
3. Step 3: Cross multiply
   2,075,128.82x = 3,112,459.44 × 558,922.72
4. Step 4: Simplify right side
   2,075,128.82x = 1,739,624,296,094.48
5. Step 5: Solve for x
   x = 1,739,624,296,094.48/2,075,128.82
6. Step 6: Final answer
   x = 838,321.11