Finding the Fourth Proportional to 118,921.33, 164,105.13 and 67,924.05

Step by Step Solution

1. Step 1: Write the proportion equation
   118,921.33 : 164,105.13 = 67,924.05 : x
2. Step 2: Convert to fraction form
   118,921.33/164,105.13 = 67,924.05/x
3. Step 3: Cross multiply
   118,921.33x = 164,105.13 × 67,924.05
4. Step 4: Simplify right side
   118,921.33x = 11,146,685,055.38
5. Step 5: Solve for x
   x = 11,146,685,055.38/118,921.33
6. Step 6: Final answer
   x = 93,731.59