Finding the Fourth Proportional to 118,978.56, 164,221.92 and 73,630.08

Step by Step Solution

1. Step 1: Write the proportion equation
   118,978.56 : 164,221.92 = 73,630.08 : x
2. Step 2: Convert to fraction form
   118,978.56/164,221.92 = 73,630.08/x
3. Step 3: Cross multiply
   118,978.56x = 164,221.92 × 73,630.08
4. Step 4: Simplify right side
   118,978.56x = 12,091,673,107.35
5. Step 5: Solve for x
   x = 12,091,673,107.35/118,978.56
6. Step 6: Final answer
   x = 101,629.01