Finding the Fourth Proportional to 629,580.89, 868,796.33 and 343,094.82

Step by Step Solution

1. Step 1: Write the proportion equation
   629,580.89 : 868,796.33 = 343,094.82 : x
2. Step 2: Convert to fraction form
   629,580.89/868,796.33 = 343,094.82/x
3. Step 3: Cross multiply
   629,580.89x = 868,796.33 × 343,094.82
4. Step 4: Simplify right side
   629,580.89x = 298,079,518,742.54
5. Step 5: Solve for x
   x = 298,079,518,742.54/629,580.89
6. Step 6: Final answer
   x = 473,457.07