Finding the Fourth Proportional to 164,852.19, 227,496.15 and 89,400.69

Step by Step Solution

1. Step 1: Write the proportion equation
   164,852.19 : 227,496.15 = 89,400.69 : x
2. Step 2: Convert to fraction form
   164,852.19/227,496.15 = 89,400.69/x
3. Step 3: Cross multiply
   164,852.19x = 227,496.15 × 89,400.69
4. Step 4: Simplify right side
   164,852.19x = 20,338,312,782.34
5. Step 5: Solve for x
   x = 20,338,312,782.34/164,852.19
6. Step 6: Final answer
   x = 123,373.02