Finding the Fourth Proportional to 222,680.76, 307,300.12 and 120,706.34

Step by Step Solution

1. Step 1: Write the proportion equation
   222,680.76 : 307,300.12 = 120,706.34 : x
2. Step 2: Convert to fraction form
   222,680.76/307,300.12 = 120,706.34/x
3. Step 3: Cross multiply
   222,680.76x = 307,300.12 × 120,706.34
4. Step 4: Simplify right side
   222,680.76x = 37,093,072,766.76
5. Step 5: Solve for x
   x = 37,093,072,766.76/222,680.76
6. Step 6: Final answer
   x = 166,575.11