Finding the Fourth Proportional to 601,453.89, 830,113.31 and 359,763.05

Step by Step Solution

1. Step 1: Write the proportion equation
   601,453.89 : 830,113.31 = 359,763.05 : x
2. Step 2: Convert to fraction form
   601,453.89/830,113.31 = 359,763.05/x
3. Step 3: Cross multiply
   601,453.89x = 830,113.31 × 359,763.05
4. Step 4: Simplify right side
   601,453.89x = 298,644,099,225.89
5. Step 5: Solve for x
   x = 298,644,099,225.89/601,453.89
6. Step 6: Final answer
   x = 496,536.98