Finding the Fourth Proportional to 559,016.34, 771,419.60 and 317,294.52

Step by Step Solution

1. Step 1: Write the proportion equation
   559,016.34 : 771,419.60 = 317,294.52 : x
2. Step 2: Convert to fraction form
   559,016.34/771,419.60 = 317,294.52/x
3. Step 3: Cross multiply
   559,016.34x = 771,419.60 × 317,294.52
4. Step 4: Simplify right side
   559,016.34x = 244,767,208,411.15
5. Step 5: Solve for x
   x = 244,767,208,411.15/559,016.34
6. Step 6: Final answer
   x = 437,853.41