Finding the Fourth Proportional to 602,185.83, 830,939.59 and 344,079.50

Step by Step Solution

1. Step 1: Write the proportion equation
   602,185.83 : 830,939.59 = 344,079.50 : x
2. Step 2: Convert to fraction form
   602,185.83/830,939.59 = 344,079.50/x
3. Step 3: Cross multiply
   602,185.83x = 830,939.59 × 344,079.50
4. Step 4: Simplify right side
   602,185.83x = 285,909,277,269.82
5. Step 5: Solve for x
   x = 285,909,277,269.82/602,185.83
6. Step 6: Final answer
   x = 474,785.79