Finding the Fourth Proportional to 850,418.72, 1,174,699.56 and 635,185.52

Step by Step Solution

1. Step 1: Write the proportion equation
   850,418.72 : 1,174,699.56 = 635,185.52 : x
2. Step 2: Convert to fraction form
   850,418.72/1,174,699.56 = 635,185.52/x
3. Step 3: Cross multiply
   850,418.72x = 1,174,699.56 × 635,185.52
4. Step 4: Simplify right side
   850,418.72x = 746,152,150,862.37
5. Step 5: Solve for x
   x = 746,152,150,862.37/850,418.72
6. Step 6: Final answer
   x = 877,393.85