Finding the Fourth Proportional to 456,100.73, 683,861.31 and 400,053.39

Step by Step Solution

1. Step 1: Write the proportion equation
   456,100.73 : 683,861.31 = 400,053.39 : x
2. Step 2: Convert to fraction form
   456,100.73/683,861.31 = 400,053.39/x
3. Step 3: Cross multiply
   456,100.73x = 683,861.31 × 400,053.39
4. Step 4: Simplify right side
   456,100.73x = 273,581,035,355.34
5. Step 5: Solve for x
   x = 273,581,035,355.34/456,100.73
6. Step 6: Final answer
   x = 599,825.91