Finding the Fourth Proportional to 160,892.86, 222,028.74 and 89,271.34

Step by Step Solution

1. Step 1: Write the proportion equation
   160,892.86 : 222,028.74 = 89,271.34 : x
2. Step 2: Convert to fraction form
   160,892.86/222,028.74 = 89,271.34/x
3. Step 3: Cross multiply
   160,892.86x = 222,028.74 × 89,271.34
4. Step 4: Simplify right side
   160,892.86x = 19,820,803,138.31
5. Step 5: Solve for x
   x = 19,820,803,138.31/160,892.86
6. Step 6: Final answer
   x = 123,192.56