Finding the Fourth Proportional to 120,922.27, 181,383.35 and 42,036.47

Step by Step Solution

1. Step 1: Write the proportion equation
   120,922.27 : 181,383.35 = 42,036.47 : x
2. Step 2: Convert to fraction form
   120,922.27/181,383.35 = 42,036.47/x
3. Step 3: Cross multiply
   120,922.27x = 181,383.35 × 42,036.47
4. Step 4: Simplify right side
   120,922.27x = 7,624,715,550.32
5. Step 5: Solve for x
   x = 7,624,715,550.32/120,922.27
6. Step 6: Final answer
   x = 63,054.69