Finding the Fourth Proportional to 839,672.68, 1,158,748.56 and 477,097

Step by Step Solution

1. Step 1: Write the proportion equation
   839,672.68 : 1,158,748.56 = 477,097 : x
2. Step 2: Convert to fraction form
   839,672.68/1,158,748.56 = 477,097/x
3. Step 3: Cross multiply
   839,672.68x = 1,158,748.56 × 477,097
4. Step 4: Simplify right side
   839,672.68x = 552,835,461,730.32
5. Step 5: Solve for x
   x = 552,835,461,730.32/839,672.68
6. Step 6: Final answer
   x = 658,394.01