Finding the Fourth Proportional to 67,849.72, 93,630.38 and 40,987.53

Step by Step Solution

1. Step 1: Write the proportion equation
   67,849.72 : 93,630.38 = 40,987.53 : x
2. Step 2: Convert to fraction form
   67,849.72/93,630.38 = 40,987.53/x
3. Step 3: Cross multiply
   67,849.72x = 93,630.38 × 40,987.53
4. Step 4: Simplify right side
   67,849.72x = 3,837,677,804.22
5. Step 5: Solve for x
   x = 3,837,677,804.22/67,849.72
6. Step 6: Final answer
   x = 56,561.44