Finding the Fourth Proportional to 205,592.71, 308,385.82 and 65,349.31

Step by Step Solution

1. Step 1: Write the proportion equation
   205,592.71 : 308,385.82 = 65,349.31 : x
2. Step 2: Convert to fraction form
   205,592.71/308,385.82 = 65,349.31/x
3. Step 3: Cross multiply
   205,592.71x = 308,385.82 × 65,349.31
4. Step 4: Simplify right side
   205,592.71x = 20,152,800,550.78
5. Step 5: Solve for x
   x = 20,152,800,550.78/205,592.71
6. Step 6: Final answer
   x = 98,022.93