Finding the Fourth Proportional to 67,575.09, 93,238.16 and 40,345.89

Step by Step Solution

1. Step 1: Write the proportion equation
   67,575.09 : 93,238.16 = 40,345.89 : x
2. Step 2: Convert to fraction form
   67,575.09/93,238.16 = 40,345.89/x
3. Step 3: Cross multiply
   67,575.09x = 93,238.16 × 40,345.89
4. Step 4: Simplify right side
   67,575.09x = 3,761,776,345.43
5. Step 5: Solve for x
   x = 3,761,776,345.43/67,575.09
6. Step 6: Final answer
   x = 55,668.09