Finding the Fourth Proportional to 209,766.35, 314,478.71 and 97,517.36

Step by Step Solution

1. Step 1: Write the proportion equation
   209,766.35 : 314,478.71 = 97,517.36 : x
2. Step 2: Convert to fraction form
   209,766.35/314,478.71 = 97,517.36/x
3. Step 3: Cross multiply
   209,766.35x = 314,478.71 × 97,517.36
4. Step 4: Simplify right side
   209,766.35x = 30,667,132,003.01
5. Step 5: Solve for x
   x = 30,667,132,003.01/209,766.35
6. Step 6: Final answer
   x = 146,196.63