Finding the Fourth Proportional to 222,844, 307,524.78 and 122,242

Step by Step Solution

1. Step 1: Write the proportion equation
   222,844 : 307,524.78 = 122,242 : x
2. Step 2: Convert to fraction form
   222,844/307,524.78 = 122,242/x
3. Step 3: Cross multiply
   222,844x = 307,524.78 × 122,242
4. Step 4: Simplify right side
   222,844x = 37,592,444,156.76
5. Step 5: Solve for x
   x = 37,592,444,156.76/222,844
6. Step 6: Final answer
   x = 168,693.99