Finding the Fourth Proportional to 73,994.10, 102,092.18 and 42,162.32

Step by Step Solution

1. Step 1: Write the proportion equation
   73,994.10 : 102,092.18 = 42,162.32 : x
2. Step 2: Convert to fraction form
   73,994.10/102,092.18 = 42,162.32/x
3. Step 3: Cross multiply
   73,994.10x = 102,092.18 × 42,162.32
4. Step 4: Simplify right side
   73,994.10x = 4,304,442,441.39
5. Step 5: Solve for x
   x = 4,304,442,441.39/73,994.10
6. Step 6: Final answer
   x = 58,172.78