Finding the Fourth Proportional to 475,897.42, 712,443.72 and 416,848.42

Step by Step Solution

1. Step 1: Write the proportion equation
   475,897.42 : 712,443.72 = 416,848.42 : x
2. Step 2: Convert to fraction form
   475,897.42/712,443.72 = 416,848.42/x
3. Step 3: Cross multiply
   475,897.42x = 712,443.72 × 416,848.42
4. Step 4: Simplify right side
   475,897.42x = 296,981,039,020.92
5. Step 5: Solve for x
   x = 296,981,039,020.92/475,897.42
6. Step 6: Final answer
   x = 624,044.23