Finding the Fourth Proportional to 46,067.52, 69,101.05 and 17,990.42

Step by Step Solution

1. Step 1: Write the proportion equation
   46,067.52 : 69,101.05 = 17,990.42 : x
2. Step 2: Convert to fraction form
   46,067.52/69,101.05 = 17,990.42/x
3. Step 3: Cross multiply
   46,067.52x = 69,101.05 × 17,990.42
4. Step 4: Simplify right side
   46,067.52x = 1,243,157,039.72
5. Step 5: Solve for x
   x = 1,243,157,039.72/46,067.52
6. Step 6: Final answer
   x = 26,985.55