Finding the Fourth Proportional to 112,146.14, 168,219.21 and 42,016.34

Step by Step Solution

1. Step 1: Write the proportion equation
   112,146.14 : 168,219.21 = 42,016.34 : x
2. Step 2: Convert to fraction form
   112,146.14/168,219.21 = 42,016.34/x
3. Step 3: Cross multiply
   112,146.14x = 168,219.21 × 42,016.34
4. Step 4: Simplify right side
   112,146.14x = 7,067,955,521.89
5. Step 5: Solve for x
   x = 7,067,955,521.89/112,146.14
6. Step 6: Final answer
   x = 63,024.51