Finding the Fourth Proportional to 72,293.36, 99,764.82 and 40,462.26

Step by Step Solution

1. Step 1: Write the proportion equation
   72,293.36 : 99,764.82 = 40,462.26 : x
2. Step 2: Convert to fraction form
   72,293.36/99,764.82 = 40,462.26/x
3. Step 3: Cross multiply
   72,293.36x = 99,764.82 × 40,462.26
4. Step 4: Simplify right side
   72,293.36x = 4,036,710,085.69
5. Step 5: Solve for x
   x = 4,036,710,085.69/72,293.36
6. Step 6: Final answer
   x = 55,837.91