Finding the Fourth Proportional to 118,054.94, 162,917.83 and 64,342.91

Step by Step Solution

1. Step 1: Write the proportion equation
   118,054.94 : 162,917.83 = 64,342.91 : x
2. Step 2: Convert to fraction form
   118,054.94/162,917.83 = 64,342.91/x
3. Step 3: Cross multiply
   118,054.94x = 162,917.83 × 64,342.91
4. Step 4: Simplify right side
   118,054.94x = 10,482,606,844.40
5. Step 5: Solve for x
   x = 10,482,606,844.40/118,054.94
6. Step 6: Final answer
   x = 88,794.31