Finding the Fourth Proportional to 118,924.26, 164,123.04 and 78,567.30

Step by Step Solution

1. Step 1: Write the proportion equation
   118,924.26 : 164,123.04 = 78,567.30 : x
2. Step 2: Convert to fraction form
   118,924.26/164,123.04 = 78,567.30/x
3. Step 3: Cross multiply
   118,924.26x = 164,123.04 × 78,567.30
4. Step 4: Simplify right side
   118,924.26x = 12,894,704,120.59
5. Step 5: Solve for x
   x = 12,894,704,120.59/118,924.26
6. Step 6: Final answer
   x = 108,427.87