Finding the Fourth Proportional to 117,751.94, 162,496.87 and 64,036.81

Step by Step Solution

1. Step 1: Write the proportion equation
   117,751.94 : 162,496.87 = 64,036.81 : x
2. Step 2: Convert to fraction form
   117,751.94/162,496.87 = 64,036.81/x
3. Step 3: Cross multiply
   117,751.94x = 162,496.87 × 64,036.81
4. Step 4: Simplify right side
   117,751.94x = 10,405,781,189.78
5. Step 5: Solve for x
   x = 10,405,781,189.78/117,751.94
6. Step 6: Final answer
   x = 88,370.36