Finding the Fourth Proportional to 117,908.30, 162,716.86 and 64,194.24

Step by Step Solution

1. Step 1: Write the proportion equation
   117,908.30 : 162,716.86 = 64,194.24 : x
2. Step 2: Convert to fraction form
   117,908.30/162,716.86 = 64,194.24/x
3. Step 3: Cross multiply
   117,908.30x = 162,716.86 × 64,194.24
4. Step 4: Simplify right side
   117,908.30x = 10,445,485,162.89
5. Step 5: Solve for x
   x = 10,445,485,162.89/117,908.30
6. Step 6: Final answer
   x = 88,589.91