Finding the Fourth Proportional to 601,647.79, 830,168.71 and 343,406.83

Step by Step Solution

1. Step 1: Write the proportion equation
   601,647.79 : 830,168.71 = 343,406.83 : x
2. Step 2: Convert to fraction form
   601,647.79/830,168.71 = 343,406.83/x
3. Step 3: Cross multiply
   601,647.79x = 830,168.71 × 343,406.83
4. Step 4: Simplify right side
   601,647.79x = 285,085,605,066.29
5. Step 5: Solve for x
   x = 285,085,605,066.29/601,647.79
6. Step 6: Final answer
   x = 473,841.36