Finding the Fourth Proportional to 161,093.98, 222,303.51 and 89,478.57

Step by Step Solution

1. Step 1: Write the proportion equation
   161,093.98 : 222,303.51 = 89,478.57 : x
2. Step 2: Convert to fraction form
   161,093.98/222,303.51 = 89,478.57/x
3. Step 3: Cross multiply
   161,093.98x = 222,303.51 × 89,478.57
4. Step 4: Simplify right side
   161,093.98x = 19,891,400,180.78
5. Step 5: Solve for x
   x = 19,891,400,180.78/161,093.98
6. Step 6: Final answer
   x = 123,476.99