Finding the Fourth Proportional to 118,046.50, 162,904.17 and 65,054.50

Step by Step Solution

1. Step 1: Write the proportion equation
   118,046.50 : 162,904.17 = 65,054.50 : x
2. Step 2: Convert to fraction form
   118,046.50/162,904.17 = 65,054.50/x
3. Step 3: Cross multiply
   118,046.50x = 162,904.17 × 65,054.50
4. Step 4: Simplify right side
   118,046.50x = 10,597,649,327.27
5. Step 5: Solve for x
   x = 10,597,649,327.27/118,046.50
6. Step 6: Final answer
   x = 89,775.21