Finding the Fourth Proportional to 50,053.46, 69,067.10 and 28,828.63

Step by Step Solution

1. Step 1: Write the proportion equation
   50,053.46 : 69,067.10 = 28,828.63 : x
2. Step 2: Convert to fraction form
   50,053.46/69,067.10 = 28,828.63/x
3. Step 3: Cross multiply
   50,053.46x = 69,067.10 × 28,828.63
4. Step 4: Simplify right side
   50,053.46x = 1,991,109,478.81
5. Step 5: Solve for x
   x = 1,991,109,478.81/50,053.46
6. Step 6: Final answer
   x = 39,779.66