Finding the Fourth Proportional to 72,451.69, 99,964.41 and 41,817.29

Step by Step Solution

1. Step 1: Write the proportion equation
   72,451.69 : 99,964.41 = 41,817.29 : x
2. Step 2: Convert to fraction form
   72,451.69/99,964.41 = 41,817.29/x
3. Step 3: Cross multiply
   72,451.69x = 99,964.41 × 41,817.29
4. Step 4: Simplify right side
   72,451.69x = 4,180,240,066.01
5. Step 5: Solve for x
   x = 4,180,240,066.01/72,451.69
6. Step 6: Final answer
   x = 57,696.93