Finding the Fourth Proportional to 1,105,329, 1,525,354.02 and 628,401

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105,329 : 1,525,354.02 = 628,401 : x
2. Step 2: Convert to fraction form
   1,105,329/1,525,354.02 = 628,401/x
3. Step 3: Cross multiply
   1,105,329x = 1,525,354.02 × 628,401
4. Step 4: Simplify right side
   1,105,329x = 958,533,991,522.02
5. Step 5: Solve for x
   x = 958,533,991,522.02/1,105,329
6. Step 6: Final answer
   x = 867,193.38