Finding the Fourth Proportional to 112,181.36, 168,222.69 and 42,011.42

Step by Step Solution

1. Step 1: Write the proportion equation
   112,181.36 : 168,222.69 = 42,011.42 : x
2. Step 2: Convert to fraction form
   112,181.36/168,222.69 = 42,011.42/x
3. Step 3: Cross multiply
   112,181.36x = 168,222.69 × 42,011.42
4. Step 4: Simplify right side
   112,181.36x = 7,067,274,083.12
5. Step 5: Solve for x
   x = 7,067,274,083.12/112,181.36
6. Step 6: Final answer
   x = 62,998.65