Finding the Fourth Proportional to 118,735.52, 163,852.12 and 65,022.80

Step by Step Solution

1. Step 1: Write the proportion equation
   118,735.52 : 163,852.12 = 65,022.80 : x
2. Step 2: Convert to fraction form
   118,735.52/163,852.12 = 65,022.80/x
3. Step 3: Cross multiply
   118,735.52x = 163,852.12 × 65,022.80
4. Step 4: Simplify right side
   118,735.52x = 10,654,123,628.34
5. Step 5: Solve for x
   x = 10,654,123,628.34/118,735.52
6. Step 6: Final answer
   x = 89,729.88