Finding the Fourth Proportional to 118,807.72, 163,954.54 and 65,096.08

Step by Step Solution

1. Step 1: Write the proportion equation
   118,807.72 : 163,954.54 = 65,096.08 : x
2. Step 2: Convert to fraction form
   118,807.72/163,954.54 = 65,096.08/x
3. Step 3: Cross multiply
   118,807.72x = 163,954.54 × 65,096.08
4. Step 4: Simplify right side
   118,807.72x = 10,672,797,852.20
5. Step 5: Solve for x
   x = 10,672,797,852.20/118,807.72
6. Step 6: Final answer
   x = 89,832.53