Finding the Fourth Proportional to 54,340.30, 74,992.71 and 30,465.82

Step by Step Solution

1. Step 1: Write the proportion equation
   54,340.30 : 74,992.71 = 30,465.82 : x
2. Step 2: Convert to fraction form
   54,340.30/74,992.71 = 30,465.82/x
3. Step 3: Cross multiply
   54,340.30x = 74,992.71 × 30,465.82
4. Step 4: Simplify right side
   54,340.30x = 2,284,714,404.17
5. Step 5: Solve for x
   x = 2,284,714,404.17/54,340.30
6. Step 6: Final answer
   x = 42,044.57