Finding the Fourth Proportional to 118,054.82, 162,911.52 and 64,338.76

Step by Step Solution

1. Step 1: Write the proportion equation
   118,054.82 : 162,911.52 = 64,338.76 : x
2. Step 2: Convert to fraction form
   118,054.82/162,911.52 = 64,338.76/x
3. Step 3: Cross multiply
   118,054.82x = 162,911.52 × 64,338.76
4. Step 4: Simplify right side
   118,054.82x = 10,481,525,186.52
5. Step 5: Solve for x
   x = 10,481,525,186.52/118,054.82
6. Step 6: Final answer
   x = 88,785.24