Finding the Fourth Proportional to 67,736.32, 93,418.20 and 40,873.12

Step by Step Solution

1. Step 1: Write the proportion equation
   67,736.32 : 93,418.20 = 40,873.12 : x
2. Step 2: Convert to fraction form
   67,736.32/93,418.20 = 40,873.12/x
3. Step 3: Cross multiply
   67,736.32x = 93,418.20 × 40,873.12
4. Step 4: Simplify right side
   67,736.32x = 3,818,293,298.78
5. Step 5: Solve for x
   x = 3,818,293,298.78/67,736.32
6. Step 6: Final answer
   x = 56,369.95