Finding the Fourth Proportional to 160,917.03, 222,067.98 and 89,300.07

Step by Step Solution

1. Step 1: Write the proportion equation
   160,917.03 : 222,067.98 = 89,300.07 : x
2. Step 2: Convert to fraction form
   160,917.03/222,067.98 = 89,300.07/x
3. Step 3: Cross multiply
   160,917.03x = 222,067.98 × 89,300.07
4. Step 4: Simplify right side
   160,917.03x = 19,830,686,158.76
5. Step 5: Solve for x
   x = 19,830,686,158.76/160,917.03
6. Step 6: Final answer
   x = 123,235.47