Finding the Fourth Proportional to 118,706.34, 163,815.22 and 64,996.34

Step by Step Solution

1. Step 1: Write the proportion equation
   118,706.34 : 163,815.22 = 64,996.34 : x
2. Step 2: Convert to fraction form
   118,706.34/163,815.22 = 64,996.34/x
3. Step 3: Cross multiply
   118,706.34x = 163,815.22 × 64,996.34
4. Step 4: Simplify right side
   118,706.34x = 10,647,389,736.29
5. Step 5: Solve for x
   x = 10,647,389,736.29/118,706.34
6. Step 6: Final answer
   x = 89,695.21