Finding the Fourth Proportional to 117,796.75, 162,559.52 and 64,804.75

Step by Step Solution

1. Step 1: Write the proportion equation
   117,796.75 : 162,559.52 = 64,804.75 : x
2. Step 2: Convert to fraction form
   117,796.75/162,559.52 = 64,804.75/x
3. Step 3: Cross multiply
   117,796.75x = 162,559.52 × 64,804.75
4. Step 4: Simplify right side
   117,796.75x = 10,534,629,053.72
5. Step 5: Solve for x
   x = 10,534,629,053.72/117,796.75
6. Step 6: Final answer
   x = 89,430.56