Finding the Fourth Proportional to 164,322.28, 226,764.75 and 88,870.78

Step by Step Solution

1. Step 1: Write the proportion equation
   164,322.28 : 226,764.75 = 88,870.78 : x
2. Step 2: Convert to fraction form
   164,322.28/226,764.75 = 88,870.78/x
3. Step 3: Cross multiply
   164,322.28x = 226,764.75 × 88,870.78
4. Step 4: Simplify right side
   164,322.28x = 20,152,760,325.83
5. Step 5: Solve for x
   x = 20,152,760,325.83/164,322.28
6. Step 6: Final answer
   x = 122,641.68