Finding the Fourth Proportional to 73,909.27, 101,994.90 and 42,078.17

Step by Step Solution

1. Step 1: Write the proportion equation
   73,909.27 : 101,994.90 = 42,078.17 : x
2. Step 2: Convert to fraction form
   73,909.27/101,994.90 = 42,078.17/x
3. Step 3: Cross multiply
   73,909.27x = 101,994.90 × 42,078.17
4. Step 4: Simplify right side
   73,909.27x = 4,291,758,530.94
5. Step 5: Solve for x
   x = 4,291,758,530.94/73,909.27
6. Step 6: Final answer
   x = 58,067.93