Finding the Fourth Proportional to 118,015.82, 162,863.69 and 64,300.82

Step by Step Solution

1. Step 1: Write the proportion equation
   118,015.82 : 162,863.69 = 64,300.82 : x
2. Step 2: Convert to fraction form
   118,015.82/162,863.69 = 64,300.82/x
3. Step 3: Cross multiply
   118,015.82x = 162,863.69 × 64,300.82
4. Step 4: Simplify right side
   118,015.82x = 10,472,268,900.88
5. Step 5: Solve for x
   x = 10,472,268,900.88/118,015.82
6. Step 6: Final answer
   x = 88,736.15