Finding the Fourth Proportional to 164,904.50, 227,569.42 and 89,453

Step by Step Solution

1. Step 1: Write the proportion equation
   164,904.50 : 227,569.42 = 89,453 : x
2. Step 2: Convert to fraction form
   164,904.50/227,569.42 = 89,453/x
3. Step 3: Cross multiply
   164,904.50x = 227,569.42 × 89,453
4. Step 4: Simplify right side
   164,904.50x = 20,356,767,327.26
5. Step 5: Solve for x
   x = 20,356,767,327.26/164,904.50
6. Step 6: Final answer
   x = 123,445.80