Finding the Fourth Proportional to 628,459.89, 867,274.86 and 341,973.82

Step by Step Solution

1. Step 1: Write the proportion equation
   628,459.89 : 867,274.86 = 341,973.82 : x
2. Step 2: Convert to fraction form
   628,459.89/867,274.86 = 341,973.82/x
3. Step 3: Cross multiply
   628,459.89x = 867,274.86 × 341,973.82
4. Step 4: Simplify right side
   628,459.89x = 296,585,296,864.17
5. Step 5: Solve for x
   x = 296,585,296,864.17/628,459.89
6. Step 6: Final answer
   x = 471,923.99