Finding the Fourth Proportional to 1,253,035.34, 1,729,189.52 and 680,075.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,253,035.34 : 1,729,189.52 = 680,075.52 : x
2. Step 2: Convert to fraction form
   1,253,035.34/1,729,189.52 = 680,075.52/x
3. Step 3: Cross multiply
   1,253,035.34x = 1,729,189.52 × 680,075.52
4. Step 4: Simplify right side
   1,253,035.34x = 1,175,979,461,992.55
5. Step 5: Solve for x
   x = 1,175,979,461,992.55/1,253,035.34
6. Step 6: Final answer
   x = 938,504.63