Finding the Fourth Proportional to 53,111.42, 73,293.36 and 29,238.50

Step by Step Solution

1. Step 1: Write the proportion equation
   53,111.42 : 73,293.36 = 29,238.50 : x
2. Step 2: Convert to fraction form
   53,111.42/73,293.36 = 29,238.50/x
3. Step 3: Cross multiply
   53,111.42x = 73,293.36 × 29,238.50
4. Step 4: Simplify right side
   53,111.42x = 2,142,987,906.36
5. Step 5: Solve for x
   x = 2,142,987,906.36/53,111.42
6. Step 6: Final answer
   x = 40,348.91