Finding the Fourth Proportional to 164,068.31, 226,414.43 and 88,616.81

Step by Step Solution

1. Step 1: Write the proportion equation
   164,068.31 : 226,414.43 = 88,616.81 : x
2. Step 2: Convert to fraction form
   164,068.31/226,414.43 = 88,616.81/x
3. Step 3: Cross multiply
   164,068.31x = 226,414.43 × 88,616.81
4. Step 4: Simplify right side
   164,068.31x = 20,064,124,647.52
5. Step 5: Solve for x
   x = 20,064,124,647.52/164,068.31
6. Step 6: Final answer
   x = 122,291.28